Hello, I am Elizabeth Roberts.
Hello, How can I help you out?
I am planning to attend my grand mother memorial service at Washington, IAD.
Ok.
So please help me in booking a airline ticket within fare of 500?
Sure, may I know where are you starting from?
I want to start my journey at Philadelphia, PA-PHL.
Let me know the journey dates to proceed further.
My journey dates are from 07/10 to 07/12.
Please wait.
Sure.
We found a plane Delta  with a connecting flight. 1007 flight number.
Ok, please proceed for booking.
Can I proceed to book which has a fare of 200?
Sure, you can.
Ok, thanks for the confirmation, your ticket is reserved.
Thanks for your assistance.
Thank you.