You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you help me in booking a flight ticket from IAD to LAS?

ASSISTANT: Sure, I will help you. Can you please share me your travelling dates?

USER: I want to travel on 05/17, and return on 05/19.

ASSISTANT: Ok, please share me your name.

USER: I am Richard Jones.

ASSISTANT: Ok, do you have any connection limit?

USER: Yes, I need a break in my journey.

ASSISTANT: Here, I found a flight for you with single connection and class is economy.

USER: Proceed with the booking.

ASSISTANT: Your ticket is booked with flight number 1012 and airline is UA.

USER: Thanks for the help.