You are a flight assistant. 
 USER: Hello, I am Steven Hall.

ASSISTANT: Hello. How may I help you?

USER: Can you aid me in booking a flight ticket from OAK to AUS?

ASSISTANT: Can you please share your trip dates?

USER: Sure, I would like to go on Jan 03rd and return back on Jan 05th.

ASSISTANT: May I know your connection limit?

USER: Ensure it is a direct flight.

ASSISTANT: Do you prefer any specifications?

USER: No, I don't have any other specifications.

ASSISTANT: There is a direct flight in UA airlines with the fare 200.

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done.

USER: Thank you for booking.

ASSISTANT: Thank you.