IB 573 then U2 3814 at Charles de Gaulle
Madrid → Paris → Milan
Timetable, Paris time
13:35IB 573 from Madrid at the gate
08:35U2 3814 to Milan leaves the gate
19 h apart on the timetable, overnight
U2 3814 leaves 19 h after IB 573 arrives on the timetable: more than half a day, so not a connection we count.