You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: I am Ronald Taylor. I made my reservation in advance, but now found out I don't have any leaves so want to cancel my reservation.Please help me to cancel it.

ASSISTANT: Sure, we are here to help you in cancellation.

USER: Thank you.

ASSISTANT: Please wait a moment I will check the reservation status.

USER: Ok.

ASSISTANT: Thank you for waiting, I am sorry to say that, there is no active reservation found with your name in our database to cancel it.

USER: That's Fine. Thank you.

ASSISTANT: Thank you for availing us.