You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER:  I want to cancel my reservation as my project got ramp down. Can you help me with that?

ASSISTANT: Sure, may I know your name?

USER: I am David Garcia.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No reservation found on your name.

USER: No problem, thanks for the information.

ASSISTANT: Thank you for opting us.