You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Collins.

ASSISTANT: How can I  help you?

USER: Can you help me to book a connecting flight from MCO to EWR?

ASSISTANT: Your travelling dates please?

USER: My travelling dates are 07 Feb and 09 Feb.

ASSISTANT: Do you have any specifications?

USER: I would like to return in the evening with a direct flight. My class preference is business.

ASSISTANT: I am sorry no flights found on your route.

USER: It's ok, not a problem, thank you.

ASSISTANT: Thank you for choosing us.