You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist 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. Can I have your good name?

USER: Thank you. Myself Betty Harris.

ASSISTANT: Sorry, we did not find any active reservation on your name in our records.

USER: Ok, no problem. Anyway thank you for checking out.

ASSISTANT: Thank you for contacting us.