FR 554 then AT 819 at Manchester
Dublin → Manchester → Casablanca
Timetable, Manchester time
19:35FR 554 from Dublin at the gate
17:05AT 819 to Casablanca leaves the gate
21 h 30 apart on the timetable, overnight
AT 819 leaves 21 h 30 after FR 554 arrives on the timetable: more than half a day, so not a connection we count.