Hi.
Hello.
I am Ronald Thompson.
How can I help you?
Can you help me in booking from IAD to OAK?
Can you  please tell your travelling dates?
My travelling dates are 11/25 to 11/27.
For your destination I found a direct flight. Shall I proceed with it?
You can book it.
Your reservation is confirmed with flight 1019 and it is Southwest airline.
Thank you for helping.
Thank you and have a nice day.