SA 223 then SA 303 at Johannesburg
São Paulo → Johannesburg → Cape Town
Timetable, Johannesburg time
07:45SA 223 from São Paulo at the gate
06:05SA 303 to Cape Town leaves the gate
22 h 20 apart on the timetable, overnight
SA 303 leaves 22 h 20 after SA 223 arrives on the timetable: more than half a day, so not a connection we count.