You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

USER: I am Nicole Young.

ASSISTANT: How may I assist you?

USER: I would like to visit Monterrey Car Week show, going to be held at New York, NY - LGA. Can you book me a ticket within the range 500?

ASSISTANT: Sure, I will help you. Can I have your source airport code please?

USER: I want board from DFW.

ASSISTANT: May I know your planned journey dates please?

USER: I want to travel on 10/02, and need to catch return flight on 10/04.

ASSISTANT: Do you have any other specifications?

USER: I need a connecting flight.

ASSISTANT: I found an economy class ticket in Spirit airlines with fare 100 and it is a connecting flight. Can I book your ticket?

USER: Proceed with the booking.

ASSISTANT: Ok, your booking is confirmed with flight number 1004.

USER: Thanks for the assistance.

ASSISTANT: Thank you for approaching us.