You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: My business meeting has been cancelled, so I would like to cancel my recent reservation.

ASSISTANT: Ok, may I know your name for further proceedings?

USER: Sure, my name is Kevin Martinez.

ASSISTANT: Ok, please wait a moment I will revert you back your status of reservation.

USER: Sure, take your time.

ASSISTANT: Thanks for the patience, there is no reservation existed on your name.

USER: Thank you for checking.

ASSISTANT: Welcome, thanks for consulting us.

USER: Welcome.