You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

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

ASSISTANT: Sure, we are here to help you. Can you share me your trip dates?

USER: My travelling dates are Dec 20 and Dec 22.

ASSISTANT: Do you need any lay by in your journey?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your good name please?

USER: My name is Thomas Green.

ASSISTANT: Do you have any other preferences?

USER: No.

ASSISTANT: Sorry to inform you that, there are no flights available with your requirements.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for availing us.