AZ 1754 then FR 5842 at Fiumicino
Catania → Rome → Brindisi
Timetable, Rome time
17:55AZ 1754 from Catania at the gate
14:50FR 5842 to Brindisi leaves the gate
20 h 55 apart on the timetable, overnight
FR 5842 leaves 20 h 55 after AZ 1754 arrives on the timetable: more than half a day, so not a connection we count.