You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: I am Joseph Campbell. Can you help me in booking from ATL to DCA?

ASSISTANT: Sure, let me know your travelling dates.

USER: My travelling dates are from June 22 to June 24.

ASSISTANT: Please share your connection limit.

USER: I need a single connecting flight.

ASSISTANT: Is there any specifications?

USER: I need to return in the morning.

ASSISTANT: We found an Southwest airlines with single connection and your return time will be morning. Shall I proceed?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been confirmed with 1019 flight number.

USER: Thank you.

ASSISTANT: Thank you.