AI 2492 then IX 1519 at Mumbai
Lucknow → Mumbai → Dabolim
Timetable, Mumbai time
18:55AI 2492 from Lucknow at the gate
17:40IX 1519 to Dabolim leaves the gate
22 h 45 apart on the timetable, overnight
IX 1519 leaves 22 h 45 after AI 2492 arrives on the timetable: more than half a day, so not a connection we count.