SG 657 then 6E 6704 at Mumbai
Udaipur → Mumbai → New Delhi
Timetable, Mumbai time
12:55SG 657 from Udaipur at the gate
02:106E 6704 to New Delhi leaves the gate
13 h 15 apart on the timetable, overnight
6E 6704 leaves 13 h 15 after SG 657 arrives on the timetable: more than half a day, so not a connection we count.