Hello, I am Thomas Lewis.
Hello, how may I assist you?
Can you book a ticket from PHX to DFW?
Sure, may I know your travel dates please?
I am planning to leave by  12/19 and return back on 12/21.
Ok, hold on for a moment. Let me check.
Make sure that connection limit is 1.
I found a flight for you with Frontier airline and it costs you 100.
Yes, you can go ahead.
Your ticket has been booked with 1003 flight number.
Thank you for booking my ticket.
Welcome, thank you for choosing us.
You are welcome.
Have a safe flight.