You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my reservation, due to heavy rainfall in New York.

ASSISTANT: Sure, I will help you with the flight ticket cancellation.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: My name is Paul Williams.

ASSISTANT: Thanks for waiting. But I am sorry to say that there is no reservation on your name.

USER: It's ok. thank you or your information.

ASSISTANT: Thank you.