You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I'm Joseph Green here. I just want to travel from GA-ATL to FL-MCO, can you please help me to book a flight ticket?

ASSISTANT: Sure, may I know the dates of journey?

USER: Sure, my starting date is 12/06 and ending date is 12/08. Please make sure that connection is 0.

ASSISTANT: Sorry, there is no flight on your requested dates.

USER: No problem. Thank you for your information.

ASSISTANT: Welcome.