Hi.
Hello. How can I assist you now?
Emma White here, can you help me booking flight from DCA to SEA?
Sure, can you please mention the travelling dates of your journey?
My travelling dates are 02/20 and 02/22.
Ok, please wait for a while.
Ok, I will wait for your reply.
Thank you for waiting, there is a flight 1008 in UA airline has the price 100 and the connection limit is 0. Can I proceed?
Proceed to booking.
Your booking is done, have a  safe journey.