Hello, I am George Phillips.
Hello, how can I help you today?
I am planning to visit my grandparents home. can you please help me to book a ticket from OAK to IAD?
Sure, when are you willing to travel?
My travelling dates will be on 04/20 to 04/22.
Ok, any other requirements?
I need a connecting flight.
 Ok, flight- 1012, airline- Southwest, price- 100 with connection matches your requested details.
You can proceed to booking.
Ok, your ticket has been processed.
Thank you.
Thank you for opting us.