You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am looking for a flight from CLT to DTW, can you please help me in booking?

ASSISTANT: Sure, I am here to help you. May I know on what dates would you like to travel?

USER: My travelling dates are June 22 and June 24.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Is there any preferences?

USER: I need my return flight in afternoon session.

ASSISTANT: May I know your name?

USER: Sure, my name is Daniel Perez.

ASSISTANT: Sorry, there are no flights found on your travel dates.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Thank you for choosing us.