I am trying to book a flight I saw earlier but I can no longer find it. Airline seating availability/prices are updated and adjusted 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 I don't remember my itinerary number and cannot log in to MY BOOKING. What should I do? Why have I been requested for cardholder authentication? How to see my booking on Tiger Air website What can I do if I don't remember the Itinerary number of my reservation? I don't have a passport, can I make a reservation?