FR 7156 then FR 5321 at Madrid
Dublin → Madrid → Milan
Timetable, Madrid time
20:40FR 7156 from Dublin at the gate
13:20FR 5321 to Milan leaves the gate
16 h 40 apart on the timetable, overnight
FR 5321 leaves 16 h 40 after FR 7156 arrives on the timetable: more than half a day, so not a connection we count.