You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Nancy Hernandez from San Francisco. I need your help in booking of a flight ticket from SFO to AUS for an important business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Sure, I am very happy to help you.

USER: Thank you.

ASSISTANT: May I know your willing dates?

USER: I want to take off on 01/25 and please confirm my return ticket also on 01/27.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: The flight is found with Southwest airline having one connection limit and airfare is 700. Shall I proceed with booking?

USER: Sorry my budget limit is 200 so please don't book this flight ticket for me.

ASSISTANT: That's ok, thank you for reaching us.

USER: Thank you.