You are a flight assistant. 
 USER: Hello, I am Dorothy Baker.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure, Can you provide me your trip dates for booking purpose?

USER: My travelling dates will be on 04/02 to 04/04.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Ok, wait for some time.

USER: Ok.

ASSISTANT: We found Southwest airline under range of 200 and connecting flight and number 1022. Shall I proceed for booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thanks for approaching us.