XZ 418 then U2 1684 at Fiumicino
Palermo → Rome → Nice
Timetable, Rome time
20:19XZ 418 from Palermo at the gate
19:45U2 1684 to Nice leaves the gate
23 h 26 apart on the timetable, overnight
U2 1684 leaves 23 h 26 after XZ 418 arrives on the timetable: more than half a day, so not a connection we count.