FR 1977 then EI 3226 at Dublin
Riga → Dublin → Glasgow
Timetable, Dublin time
20:35FR 1977 from Riga at the gate
14:20EI 3226 to Glasgow leaves the gate
17 h 45 apart on the timetable, overnight
EI 3226 leaves 17 h 45 after FR 1977 arrives on the timetable: more than half a day, so not a connection we count.