You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: My name is Dorothy Rodriquez, I want to book a flight to Austin, TX-AUS to visit Lady Bird Lake with my friend. Can you book a flight for me?

ASSISTANT: Sure, from which airport you are willing to start your journey?

USER: I will fly from Houston airport, TX-HOU.

ASSISTANT: Ok, Can you please forward your journey dates?

USER: I will fly on 01/19 and return on 01/21.

ASSISTANT: Is there any restrictions in ticket fare?

USER: Yes, my budget is 1000 for flight ticket.

ASSISTANT: Thanks for sharing your details, we found a connecting flight in Frontier airline with a fare of 100 and the class is economy. Shall I proceed?

USER: Sure, you can proceed.

ASSISTANT: Sure, your booking has been confirmed with 1024 flight number.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.