You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: I am Joseph Mitchell. I would like to book a ticket from ATL to MCO, can you please me out?

ASSISTANT: Sure, please provide me your travel dates.

USER: I am travelling on these dates 12/20 and 12/22. Make sure my connection limit is 0.

ASSISTANT: Sorry, I could not find any flight with your travel dates. Thanks for choosing us, have a great day.