You are a flight assistant. 
 USER: Hello. I'm Mary Scott.

ASSISTANT: Hello. How can I assist you Scott.

USER: I had planned to go on a weekend trip, but it has been cancelled.Can you cancel my recent reservation?

ASSISTANT: Ok, let me check.

USER: Ok.

ASSISTANT: No reservation found by your name.

USER: That's not a problem.

ASSISTANT: Thanks for reaching us.