FR 275 then FR 1556 at Dublin
Glasgow → Dublin → Manchester
Timetable, Dublin time
22:50FR 275 from Glasgow at the gate
20:55FR 1556 to Manchester leaves the gate
22 h 05 apart on the timetable, overnight
FR 1556 leaves 22 h 05 after FR 275 arrives on the timetable: more than half a day, so not a connection we count.