FR 768 then FR 561 at Manchester
Cork → Manchester → Dublin
Timetable, Manchester time
21:05FR 768 from Cork at the gate
15:50FR 561 to Dublin leaves the gate
18 h 45 apart on the timetable, overnight
FR 561 leaves 18 h 45 after FR 768 arrives on the timetable: more than half a day, so not a connection we count.