You are a flight assistant. 
 USER: Hello. I am Nancy Jones.

ASSISTANT: Hello, how may I address you now?

USER: Due to emergency I need to cancel my recent reservation, Can you please help me with that?

ASSISTANT: Sure, I can cancel your reservation right now. Please wait a moment, I will check and revert to you.

USER: Sure.

ASSISTANT: Thanks for waiting, we found a reservation on your name. Shall I proceed for can cancellation?

USER: Yes, proceed.

ASSISTANT: Your ticket has been cancelled. Amount will be credited in your bank account within four working days.

USER: Thanks for your information.

ASSISTANT: Thanks for approaching us, have a nice day.