You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to cancel my recent reservation, could you please help me out?

ASSISTANT: Sure, I will be happy to help you. I will check your reservation status and get back to you. May I know your name?

USER: Thank you, my good name is Sharon Martin.

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

USER: It's ok, thank you for the information.

ASSISTANT: You are most welcome and have a nice day.