SG 621 then AI 2426 at Mumbai
Udaipur → Mumbai → New Delhi
Timetable, Mumbai time
20:45SG 621 from Udaipur at the gate
19:00AI 2426 to New Delhi leaves the gate
22 h 15 apart on the timetable, overnight
AI 2426 leaves 22 h 15 after SG 621 arrives on the timetable: more than half a day, so not a connection we count.