6E 1385 then TG 475 at Bangkok
Chennai → Bangkok → Sydney
Timetable, Bangkok time
10:306E 1385 from Chennai at the gate
08:35TG 475 to Sydney leaves the gate
22 h 05 apart on the timetable, overnight
TG 475 leaves 22 h 05 after 6E 1385 arrives on the timetable: more than half a day, so not a connection we count.