FR 658 then FR 6899 at Dublin
Brussels → Dublin → Palermo
Timetable, Dublin time
18:20FR 658 from Brussels at the gate
15:00FR 6899 to Palermo leaves the gate
20 h 40 apart on the timetable, overnight
FR 6899 leaves 20 h 40 after FR 658 arrives on the timetable: more than half a day, so not a connection we count.