New/baby IIMs vs Great lakes PGPM Chennai

profile:-
cat-87.20(OBC)
10th - 85.5%
12th-78%
graduation-64%
work ex-3.5 years
what are the chances of converting any new or baby IIMS?
I have converted great lakes PGPM chennai. The last date to withdraw from it is 1st may 2022 but IIMs results will come after that. What should I do? Should I go for great lakes or should I withdraw from it and wait for IIMs results?