You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, What can I do for you?

USER: I am Larry Carter. I am planning to visit Land of OZ to participate in Navajo Adventure in Charlotte. Can you please book a ticket to CLT?

ASSISTANT: We are here to help you.

USER: Thank you.

ASSISTANT: Please help me with your journey dates.

USER: My scheduled dates are depart on 01/27 and return on 01/29.

ASSISTANT: May I know your source code?

USER: Sure, I am heading from Detroit, MI - DTW.

ASSISTANT: We have found a direct flight from AA airline. Shall I proceed?

USER: Sorry, I need a connecting flight. Do not proceed.

ASSISTANT: Ok. Thank you for opting us.

USER: Thanks for your information.