You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself James Clark.

ASSISTANT: How can I assist you?

USER: I would want to cancel my reservation due to the heavy rains, can you help me with cancelling my reservation?

ASSISTANT: Sure James, please wait a moment please.

USER: Sure, take your time.

ASSISTANT: I have found your reservation and I have cancelled your reservation.

USER: It's ok, thanks for your information.

ASSISTANT: Thank you for approaching us.