You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: I would like to cancel my reservation as my exams cancelled, can you please help me out with that?

ASSISTANT: Sure, I am happy to help you. May I know your good name to proceed further?

USER: Thank you. Myself George Hernandez.

ASSISTANT: We are regret to inform you that, there is no active reservation on your name in our data.

USER: That's ok, no problem. Thank you for checking out.

ASSISTANT: Thank you for opting us.