AK 544 then AK 715 at Kuala Lumpur
Duong Dong → Kuala Lumpur → Singapore
Timetable, Kuala Lumpur time
15:05AK 544 from Duong Dong at the gate
14:25AK 715 to Singapore leaves the gate
23 h 20 apart on the timetable, overnight
AK 715 leaves 23 h 20 after AK 544 arrives on the timetable: more than half a day, so not a connection we count.