Hello. Paul Hill here.
user
Hello, how can I help you today?
assistant
I want to book a flight from SFO to DCA to meet my mother, can you help me?
user
Sure, I will you with booking.
assistant
My trip dates are from 02/20 to 02/22.
user
Do you have any other specification related to booking?
assistant
I need a single connection flight within the price of 500.
user
Thanks for the details, I found a  connecting flight 1020 of airline JetBlue and fare is 200. Shall I proceed with booking?
assistant
Ok, please book it for me.
user
Your flight ticket has been booked.
assistant
Thank you for confirming my ticket.
user
Thank you for reaching us.
assistant
Most welcome.
user