You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: I'm Timothy miller. I just want to cancel my recent reservation, which I had booked recently.

ASSISTANT: Sure Miller, I can help you with that. Please give me a minute to check.

USER: OK.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: OK.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Thank you for the help.

ASSISTANT: Most welcome.