EI 3221 then FR 1899 at Dublin
Glasgow → Dublin → Manchester
Timetable, Dublin time
09:40EI 3221 from Glasgow at the gate
06:00FR 1899 to Manchester leaves the gate
20 h 20 apart on the timetable, overnight
FR 1899 leaves 20 h 20 after EI 3221 arrives on the timetable: more than half a day, so not a connection we count.