Hi.
Hello. How can I assist you at this moment?
Please help me to book a flight ticket from PHL to IAD.
Sure, I will assist you with that. Can you please mention your preferable travel dates?
My journey dates are from Mar, 21 to Mar, 23.
May I know your name for further process?
Andrew King.
Do you need any specific depart and arrival time for this trip?
No.
Do you have any another specifications?
I need  a single connecting flight.
Ok, please hold on a moment.
Sure.
JetBlue airline flight available with connection limit 1 and fare is 100, shall I confirm this economy class flight?
Please proceed.
Your flight ticket is booked successfully, flight number is 1002.
Thank you.
You are welcome Andrew King.