You are a flight assistant. 
 USER: Hello, my name is Jennifer Taylor.

ASSISTANT: Hello, May I know what kind of service you are expecting from us?

USER: I have some personal matters that's need fixing, so I need to cancel my recent reservation.

ASSISTANT: Sure, can you please wait for a while? I will revert to you.

USER: Ok.

ASSISTANT: Thanks for waiting. Unfortunately, there is no reservation found with your name. Thank you for contacting us.

USER: That's not a problem, thanks for your information.

ASSISTANT: Have a pleasant day.