You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

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

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: I would like to travel on 12/27 to return on 12/29.

ASSISTANT: Ok, please mention your name.

USER: Benjamin Smith here.

ASSISTANT: Ok, do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Ok, do you have any other specifications?

USER: No.

ASSISTANT: Here, I found a flight for you with single connection and ticket fare is 100 in economy class. Shall I proceed for booking?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket is booked with flight number 1023 and airline is UA.

USER: Thanks for your information.

ASSISTANT: Welcome, have a nice day.