You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Paul Mitchell.

ASSISTANT: Paul Mitchell. How may I help you?

USER: Would it be possible to cancel my recent reservation?

ASSISTANT: Sure, please give me a moment.

USER: Sure.

ASSISTANT: I regret to inform that, there is no reservation by the name Paul Mitchell.

USER: Ok, thanks for your information.

ASSISTANT: Thank you for reaching us.