You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from CLT to LGA. Could you help me in booking?

ASSISTANT: Please provide your trip dates.

USER: My travelling dates are from Feb 02 - 04.

ASSISTANT: Do you need any connection limit?

USER: Yes, I prefer for connecting flight.

ASSISTANT: Do you need any other specifications?

USER: .No.

ASSISTANT: May I know your name?

USER: Michael Miller.

ASSISTANT: There are no flights available on your routes.

USER: That's ok, thank you.

ASSISTANT: Thank you for opting us.