You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Cynthia Gonzalez, I planned a vacation to New York but now I want to change my destination to Atlanta. Help me to change my reservation.

ASSISTANT: Ok, May I know your name. Ok, I can search with your details.

USER: Ok.

ASSISTANT: Sorry, no reservation found on your name.

USER: Thanks for the information.

ASSISTANT: You are welcome.