You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, can you please tell me how can I serve you?

USER: I am Donald Baker.

ASSISTANT: Ok.

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

ASSISTANT: Ok, can you please wait.

USER: Ok.

ASSISTANT: Sorry Baker, no reservation found with your name in my database.

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

ASSISTANT: Thanks for contacting us.