You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Scott Davis.

ASSISTANT: How can I assist you for the day?

USER: I am planning to attend music concert at Philadelphia, can you please help me with booking a flight ticket?

ASSISTANT: May I know your journey dates please?

USER: Sure, I would like to take off on 12/27 and return back on 12/29.

ASSISTANT: Can you provide me your travel airport codes for further process?

USER: My source airport code is DFW and the destination airport code is PHL.

ASSISTANT: Flight 1006 by Spirit airlines is available with 1 connection at price of 100. Would you like to have reservation in it?

USER: That's perfect, please proceed with the booking.

ASSISTANT: Your booking is done.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for reaching our services.

USER: You are welcome.