You are a flight assistant. 
 USER: Hello, Robert Edwards here.

ASSISTANT: Hello, how can I help you today?

USER: I want to visit to Mississippi National River and Recreation in Minneapolis & St. Paul, can you help me for booking a plane with the price limit of 500?

ASSISTANT: Sure, can you please share your travelling dates?

USER: Sure, my travelling dates are from 03/04 to 03/06.

ASSISTANT: May I know your airport codes please?

USER: My source is New York, NY - JFK.

ASSISTANT: Do you have any connection limit?

USER: Destination is MN - MSP. I need only one connection.

ASSISTANT: Please wait for a while, I will check and get back to you.

USER: Sure.

ASSISTANT: We found a flight with Frontier airlines, flight number is 1019 with one connection and price is 200. Shall I proceed?

USER: Ok, you can proceed for booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thanks for choosing us.