You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I help you?

USER: Hi my name is Timothy Mitchell, and I just want to cancel my recent reservation.

ASSISTANT: OK, One moment please.

USER: Sure.

ASSISTANT: No, there is no reservation on your name. Thank you for contacting us. Do you need any help?

USER: No,thats fine. Thank you for the valuable information.

ASSISTANT: Have a nice day.