You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your name please?

USER: I'm Katherine Adams.

ASSISTANT: Katherine, how can I assist you for today?

USER: My business meeting has been cancelled. So, I would like to cancel my reservation.My business meeting has been cancelled. So, I would like to cancel my reservation. Can you please help me with that?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: You are welcome, have a nice day.