Hi.
Hello, How can I aid you?
I want to go to DCA, can you please book a ticket for me?
Sure, I am here to help you. May I know when do you want to travel?
I need to start on 01/28 , As I have to meet my friend  who is staying at Washington. My return would be on 01/30.
Can I have your departure airport code?
My departure code is IAH.
Do you have any specifications to met?
Price limit is 200. I need one connection in between my journey.
Please hold on for a moment.
Sure.
I am glad to say that there is a flight available with UA airline, flight number 1015 with price 100 and 1 connection that matches with your criteria. Shall I proceed with booking?
Yes, you can confirm it with the name of Stephen Young.
Your flight has been confirmed.
Thank you for helping me.
Thank you for contacting us.