You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I oblige you today?

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

ASSISTANT: Sure, please share your good name?

USER: Betty Johnson here.

ASSISTANT: Please hold a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for waiting, there is a reservation found on your name, it has been cancelled successfully.

USER: Thank you for helping me.

ASSISTANT: Thank you.