You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

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

ASSISTANT: Sure, May I know your name?

USER: My name is Anna Martin.

ASSISTANT: Just wait for a moment.

USER: Sure, take your time.

ASSISTANT: We regret to inform you that there is no active reservation found on your name.

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

ASSISTANT: Thank you for contacting us.