TG 352 then 6E 1386 at Bangkok
Mumbai → Bangkok → Chennai
Timetable, Bangkok time
08:25TG 352 from Mumbai at the gate
20:306E 1386 to Chennai leaves the gate
12 h 05 apart on the timetable
6E 1386 leaves 12 h 05 after TG 352 arrives on the timetable: more than half a day, so not a connection we count.