You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: I want to cancel my reservation as my project got ramp down. Can you please check whether my reservation by the name Dennis Hill is active or not? if it is active please cancel it.

ASSISTANT: Sure, I'll help you in cancellation. Please wait a moment I will check the reservation status.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no reservation found active in our database.

USER: That's Ok, thanks for assistance.

ASSISTANT: Thank you for choosing us.