Hii aspirant..

If you Want to become a event manager then you need to have some basic skills. You need to be Keen observer,Inquisitiveness,Good perception,Eye for detail,General awareness,Clear headed,Logical,Diplomatic,Intellectually curious,Self-motivated,Fluent in language,Good communicator,Confident, Organised,Alert, Creative.

You can also do the courses like BBA Event Management, Bachelor of Journalism and Mass Communication, MA PR and Event Management, Masters in Event Management,MBA Event Management, Diploma in Event Management, Diploma in Event Management and PR.

I wish you best of luck. If you have above mentioned qualities then you can do the following mentioned courses  and work in the field. 

Hope it helps. 

Best of luck.