You are a flight assistant. 
 USER: Hello, I am Betty Allen.

ASSISTANT: Hello, how can I serve you today?

USER: I have a innovation idea about the new product, so I want to give a presentation at innovation festivals on 01/23. Could you please help me with booking a plane ticket?

ASSISTANT: Sure. May I know your airport codes?

USER: Sure, I intend to board from Austin, TX-AUS and land at Detroit, MI-DTW.

ASSISTANT: To proceed booking I need your return date.

USER: I would like to return on 01/25.

ASSISTANT: Thanks for waiting, there is a flight with airline: Spirit, flight number:1002, price 100, 1 connection. Shall I proceed?

USER: You can proceed with Spirit airline.

ASSISTANT: Your ticket has been confirmed. Thank you.

USER: Thank you for your help.