You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I am Gary Wilson. I need to cancel my recent reservation. Can you please help me out?

ASSISTANT: Sure, We are here to help you out. Please for a minute.

USER: OK.

ASSISTANT: Thanks for waiting. We didn't found any reservation by this name.

USER: OK. Thank you for the information.

ASSISTANT: Thank you for choosing us to serve you.