OD 192 then OD 324 at Kuala Lumpur
Perth → Kuala Lumpur → Medan
Timetable, Kuala Lumpur time
18:40OD 192 from Perth at the gate
16:50OD 324 to Medan leaves the gate
22 h 10 apart on the timetable, overnight
OD 324 leaves 22 h 10 after OD 192 arrives on the timetable: more than half a day, so not a connection we count.