You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please help me to book a flight ticket from MCO to JFK.

ASSISTANT: Sure, please help me with your trip dates.

USER: July, 28 and July, 30 are my trip dates.

ASSISTANT: Ok, Do you have any class preferences?

USER: No, thanks.

ASSISTANT: Ok, May I know your connection limit?

USER: I need direct flight.

ASSISTANT: Ok, please mention your name.

USER: Barbara Smith.

ASSISTANT: Ok, Is there any other preferences?

USER: No.

ASSISTANT: Thank you for providing details, we did not find any flights with your given details.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for approaching us.