You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to go to LAS in this week so can you please help me in flight ticket booking process from IAD?

ASSISTANT: Sure, when do you want to travel?

USER: Thank you for your response, I want to take off on Apr 13 and book my return ticket also on Apr 15.

ASSISTANT: Ok, Do you have any class preference?

USER: No.

ASSISTANT: Ok, please let me know your connection limit.

USER: I will prefer 1 break in between my journey.

ASSISTANT: Ok, Is there any other preferences?

USER: No.

ASSISTANT: Thank you for your time, we found a connecting flight in 1015 American Airlines with a fare of 200. Can I proceed for booking?

USER: Please confirm this flight ticket for me.

ASSISTANT: May I know your name for booking purpose?

USER: Sure, my name is Kimberly Turner.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.