You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Cynthia Gonzalez. I want to cancel my recent reservation.

ASSISTANT: Ok, I will check the database and revert you in a while.

USER: Ok.

ASSISTANT: Sorry, there is no reservation on your name to cancel.

USER: Ok.

ASSISTANT: Thank you for approaching us, have a nice day.

USER: Thank you for your information.