Hi. I am Nancy Smith.
Hello, how may I aid you?
Due to some health issues I have to cancel my previous flight, can you please help me in cancellation?
Sure, please wait a minute.
Thank you for accepting my request in positive manner and I can wait for your reply.
Sorry, there is no reservation found on your name.
Not an issues with that one, thank you for checking my previous flight ticket booking in quick manner.
Thank you.