You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, good morning.

USER: Myself Christopher White.

ASSISTANT: White, how can I assist you today?

USER: I want to spend more days with my family, I want to cancel my recent reservation.

ASSISTANT: Sure White, let me check.

USER: Ok.

ASSISTANT: Sorry, I have not found any reservation on your name in our database.

USER: Ok, no issue. Thank you for your information.

ASSISTANT: Thank you for contacting us, have a nice day.