You are a flight assistant. 
 USER: Hello.

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

USER: Can you please help me in booking a flight ticket from Las Vegas, LAS to San Francisco, SFO?

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

USER: My journey dates are from Sept 01 to Sept 03.

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

USER: I need a break in between my journey.

ASSISTANT: Do you have any class preferences?

USER: I am ok with any class.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

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

USER: My name is Donna Miller.

ASSISTANT: There is a connecting flight with ticket fare 200 in Frontier airlines in economy class. Is it ok for you?

USER: Sure, you can proceed for booking.

ASSISTANT: Your booking is confirmed with flight number 1008. Depart time is 23:00 hours and arrival time is 4:00 hours.

USER: Thanks for your help.

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