You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Jonathan Collins. I am planning to book a ticket from ORD to MCO. Can you please help me out?

ASSISTANT: Sure, can you please share your travel dates?

USER: I would like to travel on 09/28 and return back on 09/30.

ASSISTANT: Let me check for the availability of flight.

USER: Sure, I will wait for a your reply. Make sure my connection limit is  1.

ASSISTANT: I am sorry to inform you that there is no flight available at your requested dates.

USER: That's fine. Thank you for your service.

ASSISTANT: Thank you for contacting us.