4Z 552 then GE 151 at Johannesburg
Durban → Johannesburg → Cape Town
Timetable, Johannesburg time
08:054Z 552 from Durban at the gate
08:00GE 151 to Cape Town leaves the gate
23 h 55 apart on the timetable, overnight
GE 151 leaves 23 h 55 after 4Z 552 arrives on the timetable: more than half a day, so not a connection we count.