AZ 343 then FR 2437 at Fiumicino
Nice → Rome → Madrid
Timetable, Rome time
12:30AZ 343 from Nice at the gate
06:25FR 2437 to Madrid leaves the gate
17 h 55 apart on the timetable, overnight
FR 2437 leaves 17 h 55 after AZ 343 arrives on the timetable: more than half a day, so not a connection we count.