Hi, I am Jessica Perez.
user
Hello. How can I assist you?
assistant
I want to book a flight ticket to Washington with price under 500, can you please help me with it?
user
Sure, I can help you. Can I know your travelling dates?
assistant
Travelling dates are 05/10 and 05/12.
user
Please share me your airport codes.
assistant
Airport codes are ORD-DCA.
user
We found  a SouthWest airline, flight number:1024 and the price is 100. Can I reserve it?
assistant
You can proceed with booking.
user
Your flight ticket has been reserved.
assistant
Thanks for the help.
user
Thank you for approaching us.
assistant