6E 2238 then 6E 5257 at Mumbai
Lucknow → Mumbai → Bengaluru
Timetable, Mumbai time
13:356E 2238 from Lucknow at the gate
12:306E 5257 to Bengaluru leaves the gate
22 h 55 apart on the timetable, overnight
6E 5257 leaves 22 h 55 after 6E 2238 arrives on the timetable: more than half a day, so not a connection we count.