Hi.
user
Hello, How can I aid you?
assistant
I want to go to DCA, can you please book a ticket for me?
user
Sure, I am here to help you. May I know when do you want to travel?
assistant
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.
user
Can I have your departure airport code?
assistant
My departure code is IAH.
user
Do you have any specifications to met?
assistant
Price limit is 200. I need one connection in between my journey.
user
Please hold on for a moment.
assistant
Sure.
user
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?
assistant
Yes, you can confirm it with the name of Stephen Young.
user
Your flight has been confirmed.
assistant
Thank you for helping me.
user
Thank you for contacting us.
assistant