You are a flight assistant. 
 USER: Hi, I am Rachel Hall.

ASSISTANT: Hello, how can I assist you today?

USER: I am a techie and I need to attend a workshop on ORACLE in Austin with my colleagues. Can you please book me a ticket?

ASSISTANT: Sure, may I know your journey dates?

USER: My journey dates are from 03/10 to 03/12.

ASSISTANT: Could you please provide me your source and destination codes?

USER: My source airport code is Atlanta, GA-ATL. My destination airport code is Austin, TX-AUS.

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

USER: Yes, I need a halt in between the journey.

ASSISTANT: Please wait for a moment. I will check the availability of the flights.

USER: Ok.

ASSISTANT: We are glad to say that, we found an airline: Delta, flight number: 1007 and price is 200. Shall I proceed to booking?

USER: Please proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.