You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Katherine Harris.

ASSISTANT: How may I guide you today?

USER: I am looking to book a flight with single connection, can you help me for booking a flight ticket from DCA to ATL?

ASSISTANT: Sure, please share your planning dates of journey also.

USER: My travelling dates are 09/17 and 09/19.

ASSISTANT: Flight 1016 in Southwest airlines is available for you with 1 connection and fare is 100. Shall I proceed?

USER: I am fine with that please proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you for booking.

ASSISTANT: Welcome, thank you for choosing us.

USER: Welcome.