AI 2977 then EK 509 at Mumbai
New Delhi → Mumbai → Dubai
Timetable, Mumbai time
23:20AI 2977 from New Delhi at the gate
22:00EK 509 to Dubai leaves the gate
22 h 40 apart on the timetable, overnight
EK 509 leaves 22 h 40 after AI 2977 arrives on the timetable: more than half a day, so not a connection we count.