You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please help me to book a flight ticket from SFO to 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 Dec 10 to Dec 12.

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

USER: I am Carolyn Williams.

ASSISTANT: Would you like to take break in between your journey?

USER: Yes, I need a break.

ASSISTANT: If you have any specifications please let me know, I'll check availability of flights according to that?

USER: I need depart time is afternoon.

ASSISTANT: Hawaiian airline is providing a connecting flight of fare 100 with economy class, shall I proceed for booking?

USER: Book it.

ASSISTANT: As per your confirmation, I have reserved your ticket with flight number 1017.

USER: Thank you for helping me with booking.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.