You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I need to cancel my reservation as I need to stay back in own city due to my house has collapsed by Floods. Can you help me cancellation on the name of Carolyn Carter?

ASSISTANT: Sure, I am here to help you. Please wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a reservation on your name and your ticket has been cancelled.

USER: Thank you.

ASSISTANT: Thank you for reaching us, have a nice day.