FR 554 then EI 3619 at Manchester
Dublin → Manchester → Belfast City
Timetable, Manchester time
21:10FR 554 from Dublin at the gate
19:55EI 3619 to Belfast City leaves the gate
22 h 45 apart on the timetable, overnight
EI 3619 leaves 22 h 45 after FR 554 arrives on the timetable: more than half a day, so not a connection we count.