You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a flight ticket to DCA. Can you please help me for booking a flight ticket from AUS?

ASSISTANT: Help me with your journey dates, so that it will be easier to move further in booking.

USER: Sure, I would like to depart on Aug 31 and return on Sept 02.

ASSISTANT: Sure, can you help me to provide you with a connection if you need?

USER: I need a connected flight to travel.

ASSISTANT: Do you need any other requirements?

USER: My return time is afternoon.

ASSISTANT: May I know your name?

USER: Gary Wright here.

ASSISTANT: Ok, there is an Southwest airline with flight number 1026 with 1 stop over, estimate is 100. Is that ok for you?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been booked successfully.

USER: Thank you.

ASSISTANT: Thank you for opting us.