What is OSI in airlines?
What is OSI in airlines? An OSI (Other Service Information) element is added to a PNR to inform an airline of a passenger's preferences or requirements. It is not the same as an SR (Service Request). An OSI element provides information to the airline, but it does not require confirmation from the airline.
Can we use Amadeus without IATA?
Welcome to this forum and thanks for joining the Amadeus family! Non-IATA agencies are allowed to book flights in Amadeus but won't be able to issue tickets. There are different solutions, such as applying for an IATA license, sharing the IATA license of a partner agency, etc.
What are the three major airline ticketing systems?
Its key components are a central or airline reservation system (CRS), an inventory control system (ICS), and a departure control system (DCS.)