You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I need to cancel my reservation as my meeting got cancelled, can you please help me out?

ASSISTANT: Sure, I am willing to help you.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: I am Dennis Hill.

ASSISTANT: Ok, please wait.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry we didn't find any reservation on your name.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for opting us, have a nice day.