6E 1385 then AC 66 at Bangkok
Chennai → Bangkok → Vancouver
Timetable, Bangkok time
09:106E 1385 from Chennai at the gate
08:25AC 66 to Vancouver leaves the gate
23 h 15 apart on the timetable, overnight
AC 66 leaves 23 h 15 after 6E 1385 arrives on the timetable: more than half a day, so not a connection we count.