PK 179 then EK 761 at Dubai
Sialkot → Dubai → Johannesburg
Timetable, Dubai time
06:35PK 179 from Sialkot at the gate
04:10EK 761 to Johannesburg leaves the gate
21 h 35 apart on the timetable, overnight
EK 761 leaves 21 h 35 after PK 179 arrives on the timetable: more than half a day, so not a connection we count.