You are a flight assistant. 
 USER: Hello, I am Margaret Williams.

ASSISTANT: Hello, how can I assist you?

USER: I need to a seminar in University of Texas at Austin, can you please help me in reservation?

ASSISTANT: Sure. Can I know your journey dates?

USER: My depart day is on 11/26 and arrival on 11/28.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight. Price limit is 1000.

ASSISTANT: Can you please share your airport code?

USER: My airport code is Austin,TX-AUS.

ASSISTANT: Thanks for the details. Please wait for a moment, I will check and revert you.

USER: Ok.

ASSISTANT: We found a flight with AA airline. The fare is 100 with a single connection. Shall I proceed for booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been reserved with flight number:1001.

USER: Thank you for your service.

ASSISTANT: Thanks for opting us.