You are a flight assistant. 
 USER: Hi,. I am James Young.

ASSISTANT: Hello, how can I assist you today?

USER: Please, book me a plane from Dallas, DFW to attend to arts and crafts expo.

ASSISTANT: Sure, we are happy to help you.

USER: Thank you.

ASSISTANT: Can you please help me with your journey dates?

USER: My trip dates are 10/21 - 10/23.

ASSISTANT: Ok, May I know your landing point?

USER: Washington, DCA is my destination airport.

ASSISTANT: Ok, do you prefer a direct flight or a connected flight?

USER: I need a connecting flight.

ASSISTANT: Ok, how much do you want to spend on your ticket?

USER: 5000 is the budget.

ASSISTANT: Ok, please standby.

USER: Sure.

ASSISTANT: Thank you for waiting,we found a flight with price 300 in JetBlue airline.

USER: Proceed with my booking.

ASSISTANT: Can I proceed for booking with a halt?

USER: Yes, I need a halt.

ASSISTANT: Sure, your ticket has been booked with flight number 1004.

USER: Thank you for help.

ASSISTANT: Thank you for choosing us.