You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to visit a Brookfield Zoo at Chicago, ORD. Can you book a ticket within the fare of 1000?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I want to travel on 12/06 and return back on 12/08.

ASSISTANT: Please share me your source point.

USER: My source is from Washington, DCA.

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

USER: Yes, I need a halt.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We are glad to say that, we found an airline: Hawaiian, flight number: 1026 and price is 200.

USER: Ok, proceed with the booking.

ASSISTANT: May I know your good name?

USER: My name is John Nelson.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.