H9 765 then EK 544 at Dubai
Kathmandu → Dubai → Chennai
Timetable, Dubai time
03:00H9 765 from Kathmandu at the gate
02:50EK 544 to Chennai leaves the gate
23 h 50 apart on the timetable, overnight
EK 544 leaves 23 h 50 after H9 765 arrives on the timetable: more than half a day, so not a connection we count.