You might here no as most people thinks that shifting from non technical background to technical background is not so easy. It can be possible if you learnt from proper guidance and proper resources. For that I suggest you go for Intellipaat which is offering the best Power BI Training Course in collaboration with Microsoft. This training helps you to become a certified professional with all the required skills. With the help of knowledge you gained in this training will help you to switch your career from finance sector to Power BI consultant.
Along with that look at this video on how Lakshmi made career transition with the help of Intellipaat training -