You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Donna Garcia.

ASSISTANT: How can I help you today?

USER: I would like to travel from AUS to DFW, could you help me out?

ASSISTANT: Sure, I will help you to book a flight ticket. Can you please share me your travelling dates?

USER: My preferable dates are from 09/21 to 09/23.

ASSISTANT: Please hold on for a moment.

USER: Sure, take your time.

ASSISTANT: Here, I found a flight for you with single connection.

USER: Please proceed with the booking.

ASSISTANT: Shall I proceed for booking?

USER: Thank you for your help.

ASSISTANT: Are you ok with that specifications?

USER: Yes.

ASSISTANT: Your ticket is booked with flight number 1002 and airline is AA.

USER: Thank you.

ASSISTANT: Welcome.