You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. May I know your good name, Please?

USER: I need to book a flight ticket from LAX to AUS.

ASSISTANT: OK.

USER: My journey dates are 11/10 and 11/12. Will you please help in booking of tickets?

ASSISTANT: Sure. Please, Share your price limit.

USER: Price should not cross 500.

ASSISTANT: Please, Share your connections limit restriction.

USER: I want direct flight.

ASSISTANT: OK. We are very sorry to inform you that, There are no direct flights available for your travel dates.

USER: OK,no problem.

ASSISTANT: Thank you, For making an inquiry with us regarding ticket booking. Have a great day.

USER: Thank you so much.

ASSISTANT: May I know your name, Please?

USER: My name is Susan Lee.

ASSISTANT: Thank you, Susan Lee. Hope to help you better next time.