You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I am Michael Lopez. I want to book a flight ticket from JFK to MSP. Could you help me in booking?

ASSISTANT: Sure, let me know your travelling dates.

USER: My travelling dates are from Aug 22-24.

ASSISTANT: Do you have any limits on number of connections?

USER: Yes, I need 1 connecting flight.

ASSISTANT: Is there any other specifications?

USER: My depart time should be in the afternoon.

ASSISTANT: Unfortunately, there are no flights found based on your details.

USER: That's ok no problem. Thank you.

ASSISTANT: Thank you for choosing us.