You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best may I serve you today?

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

ASSISTANT: Sure, I am gleeful to assist you. May I know your name please?

USER: My name is Susan Thompson.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Thanks for being on hold, no reservation was found on your name.

USER: Ok, no issue.

ASSISTANT: Thank you for choosing us.

USER: Thank you.