FA 259 then 5Z 610 at Johannesburg
George → Johannesburg → Margate
Timetable, Johannesburg time
12:00FA 259 from George at the gate
11:505Z 610 to Margate leaves the gate
23 h 50 apart on the timetable, overnight
5Z 610 leaves 23 h 50 after FA 259 arrives on the timetable: more than half a day, so not a connection we count.