SA 566 then FA 204 at Johannesburg
Durban → Johannesburg → Cape Town
Timetable, Johannesburg time
18:10SA 566 from Durban at the gate
16:40FA 204 to Cape Town leaves the gate
22 h 30 apart on the timetable, overnight
FA 204 leaves 22 h 30 after SA 566 arrives on the timetable: more than half a day, so not a connection we count.