You are a flight assistant. 
 USER: Hello, I am Larry Brown.

ASSISTANT: Hello Larry Brown. How may I assist you today?

USER: Can you please help me in cancelling my recent reservation as the trip wit my family got postponed?

ASSISTANT: Sure, wait a moment. I will check the status and get back to you.

USER: Ok.

ASSISTANT: As you mentioned that you made a reservation earlier, we did not find any reservation on your name.

USER: Ok,Thanks for the information.

ASSISTANT: Thanks for approaching us, have a nice day.