4Z 950 then 4Z 141 at Johannesburg
Cape Town → Johannesburg → Walvis Bay
Timetable, Johannesburg time
12:004Z 950 from Cape Town at the gate
10:204Z 141 to Walvis Bay leaves the gate
22 h 20 apart on the timetable, overnight
4Z 141 leaves 22 h 20 after 4Z 950 arrives on the timetable: more than half a day, so not a connection we count.