You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you help me to book a flight ticket from LAS to ORD?

ASSISTANT: Sure, please share your travel dates.

USER: My travel dates are Dec 27 and Dec 29.

ASSISTANT: May I know your connection limit?

USER: I prefer connecting flight for this trip.

ASSISTANT: Do you have any preferences?

USER: No.

ASSISTANT: May I know your good name to proceed further.

USER: I am Gregory Carter.

ASSISTANT: We found an economy class ticket in Southwest airlines with fare 100 and it is a connecting flight. Can I book your ticket?

USER: Please proceed to book my flight ticket in this airlines.

ASSISTANT: Your booking is done with flight number 1006.

USER: Thank you.

ASSISTANT: Thank you for connecting with us.