Return to EDIFACT D01A Messages page.Availability request - interactive message
0. INTRODUCTIONThis specification provides the definition of the Availability request - interactive message (AVLREQ) to be used in Electronic Data Interchange (EDI) between trading partners involved in administration, commerce and transport. 1. SCOPE1.1. Functional definitionAn interactive Travel, Tourism and Leisure Availability Request is sent by a customer or his agent, to a service provider to request availability for a Travel, Tourism and Leisure service. The Travel, Tourism and Leisure Availability Response - Interactive (AVLRSP) is utilised to provide an interactive response to the interactive availability request. 1.2. Field of applicationThe Availability request - interactive message may be used for both national and international applications. It is based on universal practice related to administration, commerce and transport, and is not dependent on the type of business or industry. 1.3. PrinciplesAVLREQ may be used for the following functions within the Interactive Scenario for Travel, Tourism and Leisure: (1) to request a general availability for any hotel, rental car, train trip, airline flight, or tour in a specific city or geographical region for a date or range of dates. The request may include selection criteria, such as, the hotel is on the ocean or the rooms have fireplaces or the airline flight is non-stop. (2) to request availability for one or more specific hotels, rental cars, train trips, airline flights, or tours for a specific date. (3) to request rules and rates that may apply to the availability. 2. REFERENCESSee UNTDID, Part 4, Chapter 2.3 UN/ECE UNSM - General Introduction, Section 1. 3. TERMS AND DEFINITIONS3.1. Standard terms and definitionsSee UNTDID, Part 4, Chapter 2.3 UN/ECE UNSM - General Introduction, Section 2. 4. MESSAGE DEFINITION4.1. Segment clarificationThis section should be read in conjunction with the segment table which indicates mandatory, conditional and repeating requirements. 0010 UIH, Interactive message headerA service segment starting and uniquely identifying a message. The message type code for the Availability request - interactive message is AVLREQ. Note: Availability request - interactive messages conforming to this document must contain the following data in segment UIH, composite S306:
0020 MSD, Message action detailsA segment identifying the industry type (i.e. air, car, train, accommodations, etc.) and business function of the message. 0030 ORG, Originator of request detailsA segment providing data pertaining to the originator of the interactive request (i.e. travel agent identity and location and the commercial computer reservations system delivering the message). 0040 PDT, Product informationA segment to indicate a class of service for which availability is requested. 0050 NUN, Number of unitsNumber and identifying qualifier to indicate number of adults or children pertaining to the entire request. 0060 RPI, Quantity and action detailsA number to indicate how many units of the product is needed to be available. 0070 FTI, Frequent traveller informationFrequent traveller program information relating to the entire Travel, Tourism and Leisure (TT&L) availability request (frequent flier number). 0080 CRI, Consumer reference informationConsumer reference information relating to the entire TT&L availability request (corporate discount number, personal profile number). 0090 ITM, Item numberNumbers assigned to information in the previous response which may be used to make a request without repeating all the information. 0100 PLI, Product location informationA segment to indicate the location by geographic area, reference point, or direction for which an available product is requested. 0110 PMT, Payment informationPayment information which may be used to determine if a product is available. 0120 SDT, Selection detailsInformation pertaining to the entire request to specify special criteria for selecting products that are available. 0130 NME, NameTo specify additional originator information that may be used to determine what products are available. 0140 RTC, Rate typesTo indicate the rate codes for which availability is requested. 0150 HDI, Hardware device informationInformation specifying terminal equipment addresses and device types. This information may be used for tracing and security purposes. 0160 RCI, Reservation control informationTo specify the reservation confirmation number of a previous booking. 0170 TDI, Traveller document informationTo specify a driver's license information that may be necessary to determine if a product rate is available. 0180 + CON, Contact informationA segment to indicate the phone number of a hotel property(s) for which availability is requested. 0190 TFF, Tariff informationTariff information relating to the entire TT&L availability request. 0200 Segment Group 1: SSR-IFTA group of segments to specify details in coded or free text form pertaining to special services or special requests to determine the criteria for selecting available products. 0210 SSR, Special requirement detailsDetails pertaining to special services or special requests to determine the criteria for selecting available products. 0220 + IFT, Interactive free textDetails in free text form pertaining to special services or requests to determine the criteria for selecting available products. 0230 CUR, CurrenciesTo specify the currency when requesting products within a certain price range. 0240 RUL, Rule informationTo specify rules that may affect the availability request. 0250 + ADS, AddressA segment to indicate the address of a hotel property(s) for which availability is requested. 0260 Segment Group 2: TVL-PRD-ITM-TFF-APD-SG3This segment group provides date, location, price range, and other criteria for selecting products to check for availability. 0270 TVL, Travel product informationInformation identifying the TT&L product or service (service provider, service location, date of service, service description, etc.). 0280 PRD, Product identificationThe identification of a specific product or service and the level or type of service. 0290 ITM, Item numberNumbers assigned to information in the previous response which may be used to make a request without repeating all the information. 0300 TFF, Tariff informationTariff information relating to a particular product or service. 0310 APD, Additional transport detailsSupplementary services required of a particular product or service. 0320 Segment Group 3: NUN-CRIThis segment group provides information pertaining to the number of adults and children and their ages for a particular product or service. 0330 NUN, Number of unitsTo specify the number of adults and children. 0340 CRI, Consumer reference informationTo specify the ages of the travellers for whom availability is requested. 0350 Segment Group 4: TIF-FTI-SSRThis segment group provides information pertaining to an individual traveller or traveller group for whom availability is requested. 0360 TIF, Traveller informationDetails pertaining to a traveller or traveller group (surname, group name, given name, adult, child, etc.). 0370 FTI, Frequent traveller informationFrequent traveller program information pertaining to a specific traveller. 0380 SSR, Special requirement detailsDetails pertaining to special services or special requests for a specific traveller. 0390 Segment Group 5: RTI-RTCThis segment group provides information concerning the rate codes and categories for which availability is requested. 0400 RTI, Rate detailsTo specify rate categories, such as, standard, promotional, as criteria for availability selections. 0410 RTC, Rate typesTo specify the rate codes related to the previous rate categories. 0420 Segment Group 6: MOV-ADS-CON-PLIThis segment group provides information concerning requirements for delivery and chauffeur drive to be considered in the availability request. 0430 MOV, Car delivery instructionInformation pertaining to the delivery of an automobile or chauffeur instructions. 0440 ADS, AddressThe address to where the car needs to be delivered. 0450 CON, Contact informationTo specify contact information for the delivery of an automobile. 0460 PLI, Product location informationTo specify the location and purpose of the chauffeur requested. 0470 Segment Group 7: ODI-MSD-PDT-SG8This segment group provides information pertaining to the travel product or services and groups the products by overall journey. 0480 ODI, Origin and destination detailsA segment providing the origin and destination of a TT&L journey. 0490 MSD, Message action detailsA segment identifying the industry type (i.e. air, car, train, accommodations, etc.). 0500 PDT, Product informationTo specify the class of service for which availability is requested. 0510 Segment Group 8: TVL-PDT-RPI-FTI-SSR-CNX-SG9This segment group provides information pertaining to a travel, tourism and leisure product or service which is related to the preceding journey information. 0520 TVL, Travel product informationInformation identifying the product or service (service provider, service location, date of service, service description, etc.). 0530 PDT, Product informationTo specify the class of service requested for a particular product or service. 0540 RPI, Quantity and action detailsTo indicate the number of products or services which needs to be available. 0550 FTI, Frequent traveller informationFrequent traveller program information relating to a specific product or service. 0560 SSR, Special requirement detailsInformation about special services or special requests relating to the product or service. 0570 CNX, Connection detailsConnection information for a specific product or service. 0580 Segment Group 9: TIF-FTI-SSRThis segment group provides information pertaining to an individual traveller or traveller group associated with the preceding product or service information. 0590 TIF, Traveller informationPersonal details pertaining to a unique traveller or traveller group. 0600 FTI, Frequent traveller informationFrequent traveller program information relating to the preceding traveller. 0610 SSR, Special requirement detailsDetails pertaining to special services or special requests for the preceding traveller. 0620 UIT, Interactive message trailerA service segment ending a message, giving the total number of segments in the message (including the UIH & UIT) and the control reference number of the message. 4.2. Segment index (alphabetical sequence by tag)
4.3. Message structure4.3.1. Segment table
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