You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Can you help me to book a flight ticket from MCO to LAS?

ASSISTANT: Sure, when do you want to start and return on?

USER: My travel dates are Nov 14 and Nov 16.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No, thanks for asking.

ASSISTANT: Can I know your good name?

USER: I am Catherine Martin.

ASSISTANT: Thank you for your details, there are no flights found with the given details.

USER: No problem, thank you for the information.

ASSISTANT: Thank you.