You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, welcome to flight booking agency. How may I guide you for today?

USER: I'm Dennis Campbell. I am planning to visit National Art Gallery at Dallas, can you please help me with booking a flight ticket?

ASSISTANT: Can you please share your nearest source and destination airport codes?

USER: My origin airport code is LAX and the destination airport code is DFW.

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Sure, I would like take off on 02/22 and return back on 02/24.

ASSISTANT: I found a flight with flight number 1003 with price 100 and connection is 1, would you like to proceed with the booking?

USER: Yes, please proceed with the booking.

ASSISTANT: Your booking is confirmed with UA airlines.

USER: Thank you for your help.

ASSISTANT: You are welcome. Have a safe journey.