You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to cancel my reservation as I am busy and can not go to the trip. Can you please help?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Sarah Nelson.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Sorry to inform that, there is no reservation found on your name.

USER: No problem, thank you for information.

ASSISTANT: Thanks for reaching us.