You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you? May I know your name?

USER: I would like to travel from SFO to MSP, can you book the flight ticket.

ASSISTANT: May I know your trip dates?

USER: Justin Harris here. My preferred dates are from 10/19 till 10/21. I need 1 connection limit.

ASSISTANT: I have found a flight-1003 of UA airlines, shall I proceed?

USER: Please, proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.