You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Ashley Collins want to Visit TX-AUS to meet my mother.

ASSISTANT: Ok.

USER:  Can you book  a connecting flight?

ASSISTANT: Sure. May I know your source code?

USER: I will depart from TX-DFW.

ASSISTANT: Let me know your trip dates.

USER: My travel dates are 11/21 and 11/23.

ASSISTANT: Thanks for sharing details. There is a flight with airline: AA, flight number:1005, 1 connection, price 100. Shall I proceed?

USER: You can proceed with the booking.

ASSISTANT: Your ticket has been confirmed.

USER:  Thank you for booking.

ASSISTANT: Thank you for reaching us.