You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you please help me to book a flight from ATL to ORD?

ASSISTANT: Can I have your journey dates?

USER: My travel dates are Nov 21 to 23.

ASSISTANT: Do you need any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: I am Kevin Thompson.

ASSISTANT: United Airlines is providing connecting flight on this route with a ticket fare of 100 and flight departs at 4:00 hours and arrives at 7:00 hours, shall I book your ticket in this flight?

USER: Please proceed.

ASSISTANT: Your ticket is reserved in flight 1011.

USER: Thank you.

ASSISTANT: Thank you for choosing us.