Hello. I am Carol Rodriguez.
Hello. How can I aid you?
I am planning to visit a new place from PHL to BOS. Can you help me out?
That's good, I will help you. Please let me know  your preferable travelling dates?
My travelling dates are 11/17 to 11/19.
The airline AA with flight number 1004 is available.
My price limit is 200.
It is within your estimated limit only. Can I book this flight ticket?
You, can proceed the booking.
Ok. Your flight ticket is booked.
Thank you for your help.
Happy journey.