6E 6051 then SG 622 at Mumbai
New Delhi → Mumbai → Varanasi
Timetable, Mumbai time
14:106E 6051 from New Delhi at the gate
10:40SG 622 to Varanasi leaves the gate
20 h 30 apart on the timetable, overnight
SG 622 leaves 20 h 30 after 6E 6051 arrives on the timetable: more than half a day, so not a connection we count.