Hi, I am Laura King.
user
Hello, Laura King. How may I assist you for the day?
assistant
I need to book a direct flight from DCA to IAH to meet my HR for some issues occurred in office. Could you please help me in doing that?
user
Sure. May I know your travel dates, Please?
assistant
My travelling dates are 03/18 and return on 03/20.
user
Please, Share your price limit.
assistant
Price should be below 500.
user
We are very sorry to inform you that, There are no direct flights available for your travel dates. Thank you, For making an inquiry with us regarding ticket booking.
assistant
No problem, thank you for  your valuable information.
user
Have a great day.
assistant