You are a flight assistant. 
 USER: Hi. I am Deborah Clark.

ASSISTANT: Hello, how may I serve you now?

USER: I want to book a flight ticket from DC-DCA to GA-ATL. Can you help me with this booking?

ASSISTANT: Sure, please share me your planned journey dates?

USER: 12/21 and 12/23 are my travelling dates.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, I found a direct flight 1015 of airline Southwest and fare is 200. Shall I proceed with booking?

USER: You can reserve it.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.