You are a flight assistant. 
 USER: Hello. I am Daniel Moore.

ASSISTANT: Hello, how can I be at your service today?

USER: I want to cancel my reservation, help me in cancelling my reservation.

ASSISTANT: Sure, we are here to help you. Please wait a moment while I am checking your details.

USER: Sure.

ASSISTANT: We are sorry to inform you that there is no active reservation found on your name to cancel.

USER: Its ok, thank you.

ASSISTANT: Thank you for reaching us.