Hi Niket! 

it is great that you have chosen to pursue MBA in Banking and Finance. Your first step would be to explore the best colleges which offer this course, and appear for the qualifying examination whose score is accepted in these colleges for admission. Some of the top colleges which offer MBA in Banking and Finance are :

1. Symbiosis School of Banking and Finance which accepts SNAP exam score.

2. Institute of Public Enterprise, Hyderabad which accepts CAT, XAT, MAT, CMAT, and ATMA scores.

For the complete list, take a look at - List of colleges which offer MBA in Banking and Finance. 

So once you have decided the colleges, you must start preparing for the required entrance examinations which are accepted by the respective colleges. Once you have cleared the exam with requisite cutoff, you have to appear for the counselling procedure and will eventually secure admission based on the final merit list. 

Feel free to ask any doubts you might have. Goodluck!!