6E 1385 then 6E 1052 at Bangkok
Chennai → Bangkok → Mumbai
Timetable, Bangkok time
09:106E 1385 from Chennai at the gate
08:206E 1052 to Mumbai leaves the gate
23 h 10 apart on the timetable, overnight
6E 1052 leaves 23 h 10 after 6E 1385 arrives on the timetable: more than half a day, so not a connection we count.