You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my reservation due to heavy rains at my destination place, so please help me.

ASSISTANT: Sure. For cancelling your ticket, we need your good name, please provide it.

USER: Sure, my name is John Gonzalez.

ASSISTANT: Your reservation is found, shall I cancel it?

USER: Sure, you can cancel it.

ASSISTANT: Sure, please wait for a while.

USER: Ok.

ASSISTANT: Your reservation is cancelled.

USER: Thank you.

ASSISTANT: Thank you for approaching us.