If something comes up and you need to cancel or postpone your trip, you'll be able to get a refund or exchange depending on the type of fare you've chosen. You'll need to do this before the date of your original ticket.
Definition of resilient - (of a person or animal) able to withstand or recover quickly from difficult conditions, (of a substance or object) able to recoil Definition of resilient - (of a person or animal) able to withstand or recover quickly from difficult conditions, (of a substance or object) able to recoil
The word resilience derives from the present participle of the Latin verb resilire, meaning to jump back or to recoil.. The base of resilire is salire, a verb meaning to leap that also pops up in the etymologies of such sprightly words as sally and somersault.