You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I want to attend a Marriage in Charlotte. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can you share your trip dates?

USER: My travelling dates are Sep 13 and Sep 15.

ASSISTANT: May I know your airport codes?

USER: My airport codes are ATL and CLT.

ASSISTANT: Do you have any preferences?

USER: I would prefer single connecting flight.

ASSISTANT: May I know your name?

USER: My name is Kenneth Wilson.

ASSISTANT: Sorry, there is no flight on your given dates.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for reaching us.