You are a flight assistant. 
 USER: Hello, I am Edward Martin.

ASSISTANT: Hello, how can I help you?

USER: I would like to attend Music Festival  in Detroit, DTW. Can you please book a flight ticket on 11/18 and 11/20?

ASSISTANT: Sure, can you please share your price limit?

USER: My price limit for this trip is up to 200.

ASSISTANT: May I know your source point please?

USER: My source point is New York, JFK.

ASSISTANT: We found a flight in Spirit airlines, flight number is 1019 with one connection and price is 100.

USER: Ok, proceed to booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for the help.

ASSISTANT: Thank you for choosing us.