You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Justin Mitchell here. I am planning to visit Denver Zoo in Denver, can you book a flight ticket from Atlanta?

ASSISTANT: Sure Mitchell, I will help you to book a flight ticket, can you please provide me your travelling dates?

USER: I will start my journey on 06/17 and return will be on 06/19.

ASSISTANT: Ok, let me know your travelling airport codes to search a flight for you.

USER: My origin airport code is ATL and my destination airport code is DEN.

ASSISTANT: Thank you for providing your travelling details, can you please give me a moment to check the flight availibility?

USER: Ok, take your own time.

ASSISTANT: In my search, I found a flight for you with single connection. Shall I proceed for booking?

USER: Make sure that my connection limit should be 1. Yes, proceed booking with that flight.

ASSISTANT: Ok, your ticket has been booked with flight number 1010 and airline is Spirit.

USER: Ok, thank you for assisting me.

ASSISTANT: Welcome, have a safe journey. Thank you for choosing us.