You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you today?

USER: I need to cancel my reservation as I am not able to make my trip. Can you help me with that?

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: Sure, my name is Carolyn Martin.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: Sorry to say that, there is no reservation found on your name in our database.

USER: Not a problem, anyways thank you for the information.

ASSISTANT: Thank you for reaching us.