Hi,.
Hello, How can I help you?
I need to travel from Philadelphia to Chicago. PA-PHL to IL-ORD.
Can you please provide your travelling dates?
From 04/02 to 04/04.
May I know your name?
Price limit 1000. My name is Robert Martin.
There is flight which matches your requirements the flight details are flight number : 1029, flight name :  Southwest with 1 connection.
Can you let me know price ?
Price limit is 100.
Book a ticket.
Your booking is done.
Thanks for the assistance.
Thank you.