AF 1777 then U2 4501 at Charles de Gaulle
Marrakesh → Paris → Nice
Timetable, Paris time
09:35AF 1777 from Marrakesh at the gate
06:55U2 4501 to Nice leaves the gate
21 h 20 apart on the timetable, overnight
U2 4501 leaves 21 h 20 after AF 1777 arrives on the timetable: more than half a day, so not a connection we count.