You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I need to book my ticket from LAS to IAD. Can you please help me with booking a flight ticket?

ASSISTANT: Sure, may I know the planned travel dates to check for the flight availability?

USER: My planned travel dates are Dec 28 and Dec 30.

ASSISTANT: Do you have any specifications in connection limit?

USER: I need a connecting flight in my journey.

ASSISTANT: May I know the class or airline preference for this journey?

USER: I always prefer economy class only.

ASSISTANT: Please provide me the name to reserve the ticket.

USER: Sure, my name is Deborah Scott.

ASSISTANT: Do you have any other specifications to be met?

USER: No, I din't have any other specifications.

ASSISTANT: Here, I found a flight with 1 connection and airfare is about 100. Shall I proceed in booking?

USER: That's fine for me, please proceed with that ticket booking.

ASSISTANT: In an economy class, your ticket has been confirmed for the flight 1023 in Delta Airlines.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.