You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Kimberly King, want to cancel my reservation.Please help me out with that.

ASSISTANT: Sure, please hold on for a moment, let me check.

USER: Ok.

ASSISTANT: I am sorry, the are no reservations with your name.

USER: It's ok, thank you.

ASSISTANT: Thank you, have a good day.