U2 5147 then KE 504 at Charles de Gaulle
Berlin → Paris → Seoul
Timetable, Paris time
07:55U2 5147 from Berlin at the gate
00:51KE 504 to Seoul leaves the gate
16 h 56 apart on the timetable, overnight
KE 504 leaves 16 h 56 after U2 5147 arrives on the timetable: more than half a day, so not a connection we count.