You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Patrick Davis here.

ASSISTANT: Patrick Davis, how can I aid you today?

USER: I have a live music concert at Austin, please help me in booking a ticket form DFW to AUS.

ASSISTANT: Sure, I am here to help you. May I know your travel dates please?

USER: My planned travel dates are on Sept 03 and Sept 05.

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

USER: Sure, take your time.

ASSISTANT: I found a flight for you with Spirit Airlines and it costs you 200. Shall I proceed to reserve a seat in this single connecting flight?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been booked with 1014 flight number.

USER: Thank you for your assistance.

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