6E 6088 then SG 622 at Mumbai
Ranchi → Mumbai → Varanasi
Timetable, Mumbai time
16:356E 6088 from Ranchi at the gate
10:40SG 622 to Varanasi leaves the gate
18 h 05 apart on the timetable, overnight
SG 622 leaves 18 h 05 after 6E 6088 arrives on the timetable: more than half a day, so not a connection we count.