You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I want to cancel my recent ticket booking due to office work that my manager did not approved my leaves, can you please cancel it?

ASSISTANT: Ok, please wait I will revert you in a while.

USER: Ok.

ASSISTANT:  May I know your good name for further process?

USER: My name is Cynthia Jones.

ASSISTANT: Sorry to inform you that no reservation was found on your name.

USER: No problem, thanks for your effort.

ASSISTANT: Thank you for opting us.