You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am James Williams. I had planned to go on a vacation, but it was cancelled.Can you cancel my  recent reservation?

ASSISTANT: Nice to meet you James Williams. Sure, just hold on.

USER: Sure.

ASSISTANT: Sorry Williams, there is no reservation found with your name in our database.

USER: That's fine. Thank you for taking time to speak with me.

ASSISTANT: You are welcome.