You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please help me with booking a flight ticket from LAS to CLT?

ASSISTANT: May I know your travel dates?

USER: My travelling dates are from May 18-20.

ASSISTANT: Do you have any connecting limit preferences?

USER: I would be comfortable with single stop over.

ASSISTANT: May I know your class preferences?

USER: I am comfortable with any class.

ASSISTANT: Is there any other concern?

USER: No.

ASSISTANT: Please share your name to proceed for booking?

USER: Gregory Nelson here.

ASSISTANT: South West Airlines is providing the connecting flight on this route and the fare of 200.

USER: You can proceed with booking.

ASSISTANT: Your reservation is confirmed for the flight 1000.

USER: Thank you for the help.