You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in booking a flight ticket from Oakland, OAK to Las Vegas, LAS?

ASSISTANT: Sure, I am here to help you.May I know on which dates you are willing to travel?

USER: My journey dates are from Sept 22 to Sept 24.

ASSISTANT: For further proceeding, may I know your good name?

USER: My name is Joseph Anderson.

ASSISTANT: May I know your class preference?

USER: I am ok with any class.

ASSISTANT: May I know your connection limit?

USER: I need a flag stop in between journey.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: United airline is providing a connecting flight of fare 200 with economy class, shall I proceed for booking?

USER: Sure, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed with flight number 1014.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.