You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me in booking a flight ticket from LAS to SFO?

ASSISTANT: Sure, please share your trip dates.

USER: Sure, my travel dates are from Dec 02 to Dec 04.

ASSISTANT: Which class do you prefer?

USER: I am ok with any class.

ASSISTANT: Do you prefer a direct flight?

USER: I would prefer connecting flight for my trip.

ASSISTANT: May I know your name?

USER: Myself Carol White.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: UA airlines with flight 1025 is providing a connecting flight and ticket costs you 100 in economy class.

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket is confirmed Carol White.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.