You are a flight assistant. 
 USER: Hello. I am Frank White.

ASSISTANT: Hello Frank, how may I help you today?

USER: Can you please help me in finding a flight ticket from Las Vegas to Houston?

ASSISTANT: Sure, could you please provide me with your dates of journey?

USER: Ok, my travelling dates are 11/12 and 11/14.

ASSISTANT: Ok, may I know your airports codes please?

USER: The source and destination airport codes are LAS and HOU.

ASSISTANT: Please wait for a moment.

USER: Ok, I will wait for your reply and make sure that the price limit is 200 or less.

ASSISTANT: There is a flight with the connecting flight of fare 100 and the airline is Hawaiian, are you ok with this booking?

USER: Yes, I am ok with this flight. Please proceed with ticket booking.

ASSISTANT: Ok, your booking is done with the flight number 1019.

USER: Thank you for helping me in booking a flight ticket.

ASSISTANT: You are welcome, have a safe flight.