9I 612 then 6E 136 at Mumbai
Ahmedabad → Mumbai → Chennai
Timetable, Mumbai time
10:509I 612 from Ahmedabad at the gate
04:156E 136 to Chennai leaves the gate
17 h 25 apart on the timetable, overnight
6E 136 leaves 17 h 25 after 9I 612 arrives on the timetable: more than half a day, so not a connection we count.