AZ 773 then FR 4861 at Fiumicino
Mauritius → Rome → Catania
Timetable, Rome time
06:40AZ 773 from Mauritius at the gate
06:10FR 4861 to Catania leaves the gate
23 h 30 apart on the timetable, overnight
FR 4861 leaves 23 h 30 after AZ 773 arrives on the timetable: more than half a day, so not a connection we count.