SAP is very user friendly. It is very easy to learn. The only thing is you have to remeber several transaction codes.
There are several institutions offering SAP Training. But if you just want to become an accountant with SAP knowledge, I do not think it is necessary for you to go for any training institute. You can learn it by joining any company with SAP .
I am telling you this from my experience. I am now working in a company with SAP . We just got some introduction about SAP when it was started six years back. But now we are handling SAP FICO, SAP PAYROLL and MM
Yes, Manish5 sap is not a difficult task.
I think you have awesome knowledge in financial domain. You can join sap corporate training for sap fico/fi training at JKT SAP Academy - An authorize sap education partner. After SAP FICO Certification you can get good job opportunities in sap financial domain.