You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I guide you today?

USER: I want to book a flight ticket from DEN to LAX. Could you help me in booking?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: My travelling dates are from Oct 20-22.

ASSISTANT: Do you have any connection limit?

USER: I need 1 connecting flight.

ASSISTANT: Is there any class limit?

USER: I prefer for economy class.

ASSISTANT: May I know your name please?

USER: Larry Harris here.

ASSISTANT: I found a flight for you with price of 100, flight number is 1001 in economy class and connection is 1. Is ok for you?

USER: Yes, please proceed.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.