You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

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

ASSISTANT: Sure Lewis, I am here to help you out. Please allow me a moment.

USER: Sure, take your time.

ASSISTANT: Sorry Kenneth Lewis, there is no active reservation on your name in our database.

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

ASSISTANT: Thank you for reaching us.