It is good to see that you intend to pursue an investment banking course because it is currently one of the more lucrative careers to pursue. Yes it is good to take up training in Bangalore. As Bangalore is a hub of IT industries, you will find plenty of institutions for this training. But all of them don't provide the same quality of training. Go for the one that provides industry standards training with better hands-on experience, certification, etc. For that I would like you to take up this Investment Banking Certification offered by Intellipaat. This training will help you to become a certified professional with all the required skills.
Along with that for your reference I am attaching an investment banking video tutorial by Intellipaat -