You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Dorothy Young.

ASSISTANT: Young, how can I aid you today?

USER: Can you please reserve me a flight ticket from Austin, TX - AUS to Atlanta, GA - ATL?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your travel dates please?

USER: My trip dates are 07/20 - 07/22.

ASSISTANT: Ok, hold on for a moment. Let me check the best flight for you.

USER: Sure.

ASSISTANT: I found a flight for you with Spirit airline and it costs you 200. Shall I proceed?

USER: Please reserve.

ASSISTANT: Your ticket has been booked with 1025 flight number.

USER: Thank you.

ASSISTANT: Welcome, thank you for choosing us. Have a safe flight.