Hello, Stephan Young here.
Hello. How may I abet you today?
Please help me out in booking the ticket from DFW to PHL.
Can you please mention your travelling dates?
My trip dates will be 01/28 and 01/30.
Please wait a moment. Here is a  flight with one connection and the price is 100, can I proceed with the reservation?
Please proceed further.
Your ticket has been reserved in Southwest airlines and the flight number is 1005.
Thank you.
Thank you for choosing our service. have a safe journey ahead.