Hello, I am Brian Gonzalez.
Hello. How can I aid you?
I need to book a flight ticket with price under 500,  can you please help me with it?
Sure, provide me your journey details?
Ok, I would like to start from TX-DFW to PA-PHL.
May I know your travelling dates?
I want to start on 06/11 and return on 06/13.
We found Delta airline with a single connection. Flight number 1008 with fare 100.
 Ok, please proceed with booking.
Your booking is confirmed.
Thank you.
Thank you for availing us.