You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: Can you cancel my reservation which I have done previously with my name Gary Smith.

ASSISTANT: Sure, hold on for a moment.

USER: Sure, get back with the status of my reservation.

ASSISTANT: Sorry Gary, there are no flights reserved on your name.

USER: Ok, not an issue. Thanks for checking.

ASSISTANT: Welcome, thank you for choosing us.