You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am planning to visit MCO, so can you help me to book a flight from CLT?

ASSISTANT: Sure, can I have your planned trip dates please?

USER: My travelling dates are Dec 21 and 23.

ASSISTANT: Please help me with your name.

USER: Sure, my name is Virginia Roberts.

ASSISTANT: Do you need a connecting flight?

USER: I want to travel in a connecting flight.

ASSISTANT: May I know your other specifications?

USER: I am planning to return at evening flight.

ASSISTANT: Virginia Roberts, no flights has been found on your planned travel dates.

USER: No issues, thank you.

ASSISTANT: Thank you for reaching us.