I am trying rebook my flight but I cannot find any at the price/time I found before. Airline seating availability/prices are updated regularly and within any span of time it is possible for a seating class to become sold out or the price change. Was this article helpful? Can't find what you're looking for? Inquiry Form Related articles Can I change my flight? How do I find my airline reservation number on e-Ticket receipt? My flight is cancelled by the airline. What should I do? I am trying to book a flight I saw earlier but I can no longer find it. Is it possible to hold a flight reservation for booking at a later time?