FR 9614 then FR 552 at Dublin
Rome → Dublin → Manchester
Timetable, Dublin time
17:50FR 9614 from Rome at the gate
15:30FR 552 to Manchester leaves the gate
21 h 40 apart on the timetable, overnight
FR 552 leaves 21 h 40 after FR 9614 arrives on the timetable: more than half a day, so not a connection we count.