You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Can you help me to book a flight ticket from ATL to LGA?

ASSISTANT: Sure, can I know your trip dates?

USER: My travelling dates are 21 to 23 of Aug.

ASSISTANT: Do you need any connection limit?

USER: I want a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No. Sorry, I prefer to travel in business class.

ASSISTANT: May I know your name?

USER: Karen Johnson here.

ASSISTANT: Southwest Airlines is providing connecting flight on this route with a ticket fare of 200 and flight departs at 22:00 hours and arrives at 18:00 hours, shall I book your ticket in this flight?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed in flight 1005.

USER: Thank you.

ASSISTANT: Thank you for opting us.