You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I would like to attend a flower festival at Charlotte, so can you book a ticket from Chicago?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: Please share your source and destination airport codes.

USER: My source and destination airport codes are ORD and CLT.

ASSISTANT: When are you planning to travel?

USER: I have planned to travel on 13th Feb and return back on 15th Feb.

ASSISTANT: Do you need a halt between your journey?

USER: Yes, I prefer a halt.

ASSISTANT: We have a flight with single connection and it is costing 100. Shall I proceed?

USER: Yes, proceed.

ASSISTANT: Your ticket booking has been done in Southwest airline flight 1006.

USER: Thank you for the help.

ASSISTANT: May I know your name please?

USER: My name is Gregory Campbell.

ASSISTANT: Thank you for choosing us.