Hello, I am Frank Young.
user
Hello. How may I help you at this moment?
assistant
I want to celebrate flower festival at Washington. Can you please book a ticket with a price limit of 500?
user
Sure, I can help you to book a flight ticket. Please share your planned travel dates?
assistant
I want to travel on from 04/13 to 04/15.
user
Kindly ensure your origin airport with code?
assistant
I want to fly from Houston, TX  -IAH.
user
Also mention your destination code?
assistant
My destination code is Washington, DC - IAD.
user
Flight number 1000 in JetBlue airline with fare 100 available for you. Shall I make it confirm?
assistant
You can book with this airline.
user
Ok, your booking has been done successfully with a connecting flight.
assistant
Thank you for your assistance.
user
Thanks for approaching us, have a nice journey.
assistant