Hello. I am Paul Wilson.
user
Hello. How can I aid you?
assistant
I am planning to visit one of the historical places in Philadelphia PA-PHL with my colleagues for holiday trip. Can you please aid me in booking a flight ticket?
user
Ok, please provide me with your travel dates?
assistant
My travel dates are 10/13 and 10/15.
user
 May I know your source point?
assistant
My source point is Chicago IL-ORD.
user
Do you have any connecting limit?
assistant
I need a halt. I can pay upto 200.
user
Sorry to inform you that no flights are available on your travel dates.
assistant
Ok, no worries at all. Thank you.
user
Thank you for availing us.
assistant