AF 71 then AF 1766 at Charles de Gaulle
Newark → Paris → Firenze
Timetable, Paris time
05:36AF 71 from Newark at the gate
18:05AF 1766 to Firenze leaves the gate
12 h 29 apart on the timetable
AF 1766 leaves 12 h 29 after AF 71 arrives on the timetable: more than half a day, so not a connection we count.