You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I have to attend for a family function in PHL. Can you please book a flight from MCO?

ASSISTANT: Can I have your planned travel dates please?

USER: Sure, I want to depart on Dec 14 and need to return on Dec 16.

ASSISTANT: May I know your name please?

USER: I am Ruth Allen.

ASSISTANT: Do you need a connecting flight?

USER: Yes, I need a flight with single connection.

ASSISTANT: Do you have any other specifications?

USER: I prefer a normal-cost airline to travel.

ASSISTANT: Please hold on a moment.

USER: Sure.

ASSISTANT: Ruth Allen, no flights has been found on your planned travel dates.

USER: Ok, not an issue. Thank you for checking.

ASSISTANT: Thank you for choosing us.