You are a flight assistant. 
 USER: Hello, Robert Campbell here.

ASSISTANT: Hello. How can I help you today?

USER: I need to visit New York on business trip, will you please book a flight ticket?

ASSISTANT: Sure, I can help you with that. Can you please provide the source and the destination airport codes?

USER: Airport codes are DCA and LGA on dates of 03/12 and 03/14.

ASSISTANT: Ok, let me check for the availability of the flight.

USER: Sure, take a time.

ASSISTANT: Thank you for waiting. Robert, there is a flight at your requested dates with price 100. Would you like me to proceed the booking?

USER: Is it having connection as 1?

ASSISTANT: Yes, the connection limit is 1.

USER: Ok, please proceed with booking.

ASSISTANT: Sure. Your booking is confirmed.Your flight number is 1002 and the airline is AA.

USER: Thank you for your help.

ASSISTANT: Have a great journey. You are welcome. Thank you for contacting us.