RO 381 then U2 3812 at Charles de Gaulle
Bucharest → Paris → Milan
Timetable, Paris time
11:00RO 381 from Bucharest at the gate
10:45U2 3812 to Milan leaves the gate
23 h 45 apart on the timetable, overnight
U2 3812 leaves 23 h 45 after RO 381 arrives on the timetable: more than half a day, so not a connection we count.