Hi, I am Joshua Lewis.
user
Hello, how can I help you?
assistant
I am planning to visit National Zoological Park in Washington could you help me in  booking a flight ticket within 500.
user
Sure, can you pleas share your journey dates?
assistant
I prefer a connecting flight. My journey is from 02/18 to 02/20.
user
May I know your airport codes please?
assistant
I would like to fly from MCO to IAD.
user
Please wait for a while.
assistant
Ok.
user
We found a flight with Frontier airlines, flight number is 1018 with one connection and price is 100.
assistant
Ok, proceed with my booking.
user
OK, your ticket has been booked.
assistant
Ok, thanks for your help.
user
Thanks for choosing us.
assistant