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In airline reservation systems, a record locator is an alphanumeric code used to identify and access a specific record on an airline’s reservation system. An airline’s reservation system automatically generates a unique record locator whenever a customer makes a reservation or booking, commonly known in the industry as an itinerary.
[4] Further, CRS-GDS companies maintain web sites that allow almost unrestricted access to PNR data – often, the information is accessible by just the reservation number printed on the ticket. Additionally, "[t]hrough billing, meeting, and discount eligibility codes, PNRs contain detailed information on patterns of association between travelers.
American Airlines and Teleregister Company developed a number of automated airline booking systems known as Reservisor. it first version was an electromechanical version of the flight boards introduced for the "sell and report" system that was installed in American's Boston reservation office in February 1946.
An official ticket number (including the airline's 3-digit ticketing code, [2] a 4-digit form number, a 6-digit serial number, and sometimes a check digit) Carriage terms and conditions (or at least a reference to them) Fare and tax details, including fare calculation details and some additional data such as tour codes.
Fare construction refers to the application of fares which can cover the flights in the reservation, necessary to price the air ticket for issuance. It is commonly presented as a single line with standardized codes [7] which can be used for travel agents to price the ticket in global distribution systems. For example, a fare construction may say:
Sabre Global Distribution System, owned by Sabre Corporation, [1] is a travel reservation system used by travel agents and companies to search, price, book, and ticket travel services provided by airlines, hotels, car rental companies, rail providers and tour operators.
A reservation for an itinerary is made in the airline system, either directly by the passenger or by an agent. The itinerary includes all the above details needed for the issuance of an air ticket, except the ticket number. When the reservation is made, a passenger name record (PNR) will be created which is used to manage the reservation and ...
A mirror image of the passenger name record (PNR) in the airline reservations system is maintained in the GDS system. If a passenger books an itinerary containing air segments of multiple airlines through a travel agency, the passenger name record in the GDS system would hold information on their entire itinerary, while each airline they fly on would only have a portion of the itinerary that ...