You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I want to book a flight ticket from PHL to MCO. Could you help me in booking?

ASSISTANT: Sure, can you please share your travel dates?

USER: My travelling dates are from July 15 - 17.

ASSISTANT: May I know your connection limit?

USER: I prefer for connecting flight.

ASSISTANT: Do you have any other specification that you are looking for?

USER: No.

ASSISTANT: May I know your name to proceed further?

USER: Ryan Smith.

ASSISTANT: I am sorry to inform you that there is no flight available at your request.

USER: That's ok, thank you.

ASSISTANT: Thank you for contacting us.