EK 383 then EK 654 at Dubai
Hong Kong → Dubai → Colombo
Timetable, Dubai time
23:00EK 383 from Hong Kong at the gate
12:55EK 654 to Colombo leaves the gate
13 h 55 apart on the timetable, overnight
EK 654 leaves 13 h 55 after EK 383 arrives on the timetable: more than half a day, so not a connection we count.