You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking the flight ticket from AUS to DCA?

ASSISTANT: When would you like me to book a ticket?

USER: My travel dates are Apr 5 and Apr 7.

ASSISTANT: Do you prefer any lay by in between journey?

USER: I need a single connection flight.

ASSISTANT: Is there any other specifications for your journey?

USER: No.

ASSISTANT: May I know your name?

USER: Dennis Mitchell.

ASSISTANT: There is a flight in Southwest airlines with the ticket price of 100 having one connection and economy class. Can I proceed to booking?

USER: Please proceed.

ASSISTANT: Your booking is confirmed and the flight number is 1012.

USER: Thank you for the help.

ASSISTANT: Thanks for reaching us.