You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my reservation, due to heavy rainfall in Seattle, can you help me?

ASSISTANT: Sure, I can help you with that. May I know your good name please?

USER: My name is Katherine Baker.

ASSISTANT: Katherine Baker, there is no active reservation found under your name to do cancellation.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for choosing us.