You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Jeffrey Roberts, I am planning to attend for a conference in Chicago. Can you please aid me for booking within a fare of 500?

ASSISTANT: Sure, let me know your travelling dates.

USER: Sure, My conference can held on the month of April and my preferred journey dates are 22 and 24.

ASSISTANT: Please share your airport codes.

USER: Sure, my journey airport codes are DTW to ORD.

ASSISTANT: Do you have any specifications?

USER: I need a stopover in between my journey.

ASSISTANT: We found a flight with single connection and price is 100 of 1006 flight. Shall I proceed for booking?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been confirmed with Southwest airline.

USER: Thank you.

ASSISTANT: Thank you for choosing us.