5Z 451 then SA 359 at Johannesburg
George → Johannesburg → Cape Town
Timetable, Johannesburg time
18:505Z 451 from George at the gate
17:30SA 359 to Cape Town leaves the gate
22 h 40 apart on the timetable, overnight
SA 359 leaves 22 h 40 after 5Z 451 arrives on the timetable: more than half a day, so not a connection we count.