You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I abet you?

USER: I would like to cancel my reservation due to heavy rains at my destination place, please help me in this.

ASSISTANT: Sure, we are rapturous to help you. May I know your good name please?

USER: Sure, my name is Gregory Williams.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, we found reservation on your name. Shall I proceed to cancel it?

USER: Sure.

ASSISTANT: Your booking has been cancelled.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a good day.