You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you?

USER: I am Rachel Wright. I would like to cancel my reservation. Could you please help?

ASSISTANT: Sure, please hold on for a moment.

USER: Sure.

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

USER: Thank you.

ASSISTANT: Thank you, have a good day.