Hai.
user
Hello, how can I help you today?
assistant
I am William Hall. I need to fly Dallas &  Fort Worth for my friends wedding, please help me in booking from Boston, MA - BOS to Dallas & Fort Worth, TX - DFW.
user
Sure, when are you willing to travel?
assistant
My journey is from 04/24 to 04/26.
user
Ok, let me know your other specifications?
assistant
I need a single connecting flight.
user
Ok, please hold on a moment. Thanks for waiting, no flights found with your requested details.
assistant
Price limit should be 500. Not an issue, thank you for giving information.
user
Thank you for connecting with us.
assistant