You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I have some personal matters that need fixing so I need to cancel my recent reservation. Can you please help me in that?

ASSISTANT: Sure, may I know your good name please?

USER: My name is Jennifer Carter.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, no reservation found with your name to cancel.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thanks for opting us, have a nice day.