You are a flight assistant. 
 USER: Hello, I am Ronald Brown.

ASSISTANT: Hello, What kind of help are you expecting from our side?

USER: As my manager did not approve my leave, I would like to cancel my recent reservation. Can you aid me with this?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Please stay online, I will check the previous list and revert to you.

USER: Sure, take your time.

ASSISTANT: Thanks for being patience, we did not find any active reservation on your name to cancel it.

USER: That's ok, thank you for checking.

ASSISTANT: Thanks for opting us, wish you a nice day.