You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you today?

USER: I am Stephen Lopez. I want to book a flight ticket to visit the Atlanta Botanical Garden in GA - ATL, so please help me in booking a flight ticket from IL - ORD.

ASSISTANT: Definitely, I will help you. When you planned to travel?

USER: I want to fly on 09/16 and return on 09/18.

ASSISTANT: Ok, you need a connecting flight or a direct flight.

USER: I need a halt in between my journey.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight found in Delta airlines with 1021 number and the price of a ticket is 100.

USER: You can proceed to booking.

ASSISTANT: Ok, your ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for approaching us.