Do you think that by undertaking our PMI training you have all the skills necessary to be a great Project Manager?  That's not quite true. There are a number of other 'core' skills that are even more important than what you learnt in your training. Let me point out some of them.
And if you want to undertake a Skills Assessment to see where you might need support with other skills, then grab this free 'Project Managers SWOT Analysis' and fill it out. It might help you understand which skills it will be valuable to learn.