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Married Segments

Married segments are two or more flights that an airline sells as a single, linked unit — they're "married" in the reservation system and must be flown together in the booked order.

Booking

Fare HoldFlight NumberGlobal Distribution System (GDS)Group BookingHidden-City TicketingInterline AgreementMetasearch EngineName Correction vs Name ChangeNDC (New Distribution Capability)New Distribution Capability (NDC)No-ShowOnline Travel Agency (OTA)
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