You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to cancel my reservation which is under my name. Can you please help me with that?

ASSISTANT: Sure, may I know your name please?

USER: My name is William Mitchell.

ASSISTANT: Please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you that, there is no reservation found as per your name in our database.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for reaching us with a query.

USER: You are welcome.