You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you at this moment?

USER: My name is Gregory Phillips. Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, I can help you with that. Can you please be on hold for  a minute?

USER: Sure, take your time.

ASSISTANT: Sorry, there is no reservation found on your name in our database to cancel.

USER: That's ok, thank you for the information.

ASSISTANT: You are welcome. Thank you for approaching us.