AI 2977 then AI 909 at Mumbai
New Delhi → Mumbai → Dubai
Timetable, Mumbai time
21:25AI 2977 from New Delhi at the gate
10:15AI 909 to Dubai leaves the gate
12 h 50 apart on the timetable, overnight
AI 909 leaves 12 h 50 after AI 2977 arrives on the timetable: more than half a day, so not a connection we count.