You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me in booking the flight ticket from DEN to LAS?

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a connecting flight.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Sharon White.

ASSISTANT: When you are willing to travel?

USER: My travel dates are Dec 11 and Dec 13.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: We found an economy class ticket in Frontier airlines with fare 300 and it is a connecting flight. Can I book your ticket?

USER: Please proceed.

ASSISTANT: Your booking is done with flight number 1010.

USER: Thank you for the help.

ASSISTANT: Thank you for approaching us.