You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I want to cancel my ticket due to heavy rainfall at my destination.

ASSISTANT: Sure, may I know your name?

USER: Sure, I am Katherine Thompson.

ASSISTANT: Ok, please give me a minute.

USER: Sure.

ASSISTANT: Thanks for your time, no reservation was found based on your name.

USER: Ok, Thank you for your service.

ASSISTANT: Thank you for choosing us.