Hi, I am Dennis Lee.
Hello, How can I help you?
Will you book a flight from Washington, IAD-DCA?
Sure. May I know your journey dates?
My friend invited me for a beer party on 05/05, so I have to there on 05/04. I intend to return on 05/06.
Do you have any preferences?
I need a connecting flight.
There is a flight 1008 in AA  airline and price 200 with a connection. Shall I proceed?
You can proceed.
Ok, Reservation is done.
Thank you for helping me.
Thank you.