FR 652 then FR 1798 at Lisbon
Dublin → Lisbon → Toulouse
Timetable, Lisbon time
20:25FR 652 from Dublin at the gate
15:30FR 1798 to Toulouse leaves the gate
19 h 05 apart on the timetable, overnight
FR 1798 leaves 19 h 05 after FR 652 arrives on the timetable: more than half a day, so not a connection we count.