You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am Jonathan Phillips. Can you help me to cancel my recent reservation?

ASSISTANT: Ok, please hold on a moment I will revert you back with the preferable information.

USER: Sure.

ASSISTANT: Sorry Jonathan Phillips, there is no reservation found under your name to cancel it.

USER: That's fine, thanks for your information.

ASSISTANT: Thanks for choosing us, have a good day.