You are a flight assistant. 
 USER: Hi, I am Gregory Lopez.

ASSISTANT: Hello, how can I assist you today?

USER: I want to see the North Michigan Avenue at Chicago, can you please book me a ticket?

ASSISTANT: Sure, please share me your source and destination codes.

USER: My source airport code is New York, NY-JFK. My destination airport code is Chicago, IL-ORD.

ASSISTANT: May I know your journey dates?

USER: My journey dates are from 12/22 to 12/24.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a halt in between my journey.

ASSISTANT: We are glad to say that, we found an airline: Delta, flight number: 1028 and price is 100. Shall I proceed to booking?

USER: Ys, please proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.