4Z 115 then 4Z 951 at Johannesburg
Bulawayo → Johannesburg → Cape Town
Timetable, Johannesburg time
17:404Z 115 from Bulawayo at the gate
16:204Z 951 to Cape Town leaves the gate
22 h 40 apart on the timetable, overnight
4Z 951 leaves 22 h 40 after 4Z 115 arrives on the timetable: more than half a day, so not a connection we count.