You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Samuel Davis here.

ASSISTANT: How can I help you at this moment?

USER: I want to attend a seminar in Chicago. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am here to help you with that. May I know your planned trip dates?

USER: My travelling dates are from 07/07 to 07/09.

ASSISTANT: Ok, can I know your exact airport codes?

USER: My airport codes are from MCO to ORD.

ASSISTANT: Ok, wait for a minute.

USER: Ok, I will wait.

ASSISTANT: Yes, I have found a flight having a connection limit 0. Can I proceed?

USER: Make sure my connections limit is 1.

ASSISTANT: Sorry to say that, there are no flight's available based on your connection limit.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for approaching us.