You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I need to travel to LAS for business trip, can you please reserve flight ticket from DEN?

ASSISTANT: Sure, I will assist you with that. Could you please mention your preferable travel dates?

USER: Thank you, my planned travelling dates are Aug, 25 and 27 respectively.

ASSISTANT: May I know your name for further process?

USER: Sharon King here.

ASSISTANT: Do you prefer either an economy or business class?

USER: I am comfortable to travel in any class.

ASSISTANT: Do you have any another specifications?

USER: No, thank you for asking.

ASSISTANT: Ok, please hold on a moment.

USER: Sure, I will wait.

ASSISTANT: Delta airline flight available with connection limit is 2 and fare is 200, shall I confirm this economy class flight?

USER: Please proceed for booking.

ASSISTANT: Your flight ticket is booked successfully, flight number is 1026.

USER: Thank you for your service.

ASSISTANT: You are welcome Sharon King.