You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Please help me in booking flight ticket from IAH to JFK.

ASSISTANT: May I know your travel dates?

USER: My trip dates are Jan 16 to Jan 18.

ASSISTANT: Please provide your connection limit?

USER: I prefer to travel in connecting flight.

ASSISTANT: Do you have any specifications?

USER: I would like to fly in business class.

ASSISTANT: May I know your name?

USER: Dorothy Adams here.

ASSISTANT: There is a flight-1006, shall I proceed?

USER: You can proceed.

ASSISTANT: Ok, booking is done on UA airlines.

USER: Thank you for booking.

ASSISTANT: Thank you.