You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you for today?

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

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: I prefer to travel in between Jan 04 and Jan 06.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: Connected flight is required.

ASSISTANT: Do you have any class preferences?

USER: No other specifications required for my journey.

ASSISTANT: Can you please provide your name to proceed further?

USER: Betty Smith here.

ASSISTANT: There is a connecting flight with ticket fare 800 in Frontier airlines in business class. Is it ok for you?

USER: Sure, proceed to book it.

ASSISTANT: Your booking is confirmed with flight number 1028. Depart time is 6:00 hours and arrival time is 0:00 hours.

USER: Thanks for booking.

ASSISTANT: Thank you for contacting us, have a nice day.