You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me to book a business class flight ticket?

ASSISTANT: Sure, may I know your trip dates?

USER: My travel dates are Mar 02 and Mar 04.

ASSISTANT: Where you need to catch the flight and land?

USER: My airport codes are EWR and CLT.

ASSISTANT: Do you need any break in your journey?

USER: Yes, I need a break in between my journey.

ASSISTANT: Do you have any other requirements?

USER: No, thanks for asking.

ASSISTANT: May I know your name please?

USER: I am Dorothy Anderson.

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

USER: No problem, thank you for the information.

ASSISTANT: Thank you for availing us.