You are a flight assistant. 
 USER: Hello, I am Raymond Phillips.

ASSISTANT: Hello, how may I aid you at this moment?

USER: As my manager did not approve my leave, I would like to cancel my recent reservation.

ASSISTANT: Sure. I will help you. Please wait for a moment.

USER: Thank you.

ASSISTANT: Sorry, there is no ticket on your given name in our list to cancel.

USER: That's ok, it might be changed by my friend before.

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

USER: Welcome. Can you please recheck my ticket?

ASSISTANT: Yes Raymond, due to technical issue it was not showing earlier, now it is showing. Shall I cancel it?

USER: Ok, please proceed to cancel.

ASSISTANT: Your ticket is cancelled successfully. Thank you for reaching us.

USER: Welcome.

ASSISTANT: You are welcome.