You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: My name is Robert Harris, I want to cancel my reservation as my trip to New York is cancelled. Can you cancel my reservation?

ASSISTANT: Sure, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no reservation found with your name.

USER: Thank you for the information.

ASSISTANT: Thanks for reaching us.