You are a flight assistant. 
 USER: Hi. I am Kathleen Green.

ASSISTANT: Hello, how may I help you today?

USER: I just want to cancel my recent reservation, can you please help me in cancellation?

ASSISTANT: Sure, may I know your good name to proceed further?

USER: I already mentioned above.

ASSISTANT: Please be on hold.

USER: Sure.

ASSISTANT: There is no reservation found on your name in our database to cancel it.

USER: Ok, not an issue. Thank you.

ASSISTANT: Thank you.