FR 6659 then FR 276 at Dublin
Birmingham (UK) → Dublin → Glasgow
Timetable, Dublin time
16:00FR 6659 from Birmingham (UK) at the gate
08:30FR 276 to Glasgow leaves the gate
16 h 30 apart on the timetable, overnight
FR 276 leaves 16 h 30 after FR 6659 arrives on the timetable: more than half a day, so not a connection we count.