You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Brian Taylor here, I want to book a flight ticket from PHL to DFW in the month of December.

ASSISTANT: Sure, will you mention your travelling dates please?

USER: My travelling dates are 12/29 and 12/31.

ASSISTANT: Please give me a moment.

USER: Ok, sure take your time.

ASSISTANT: Thank you for waiting, there is a flight with price 100 and the connections 1 is available.

USER: Yes, do proceed with my booking.

ASSISTANT: Your ticket is booked. The flight number is 1004 and the airline is AA.

USER: Thank you for your assistance.

ASSISTANT: Welcome, have a great day.