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
Resilience meaning: noun - the ability to recover quickly from illness, change, or misfortune; buoyancy. - the property of a material that enables it to resume its original shape or position after being bent, stretched, or compressed; elasticity.