Set your own goals
Your sales manager will no doubt give you a goal or set of goals to reach for the company. However, those goals are an absolute minimum. What's more, they may not cover areas that are important to you.
Source: Sales consultant Wendy Connick
For example, you are probably responsible for a certain number of sales per month, but your sales manager is unlikely to give you a goal for career development or for making a certain amount of money.
These are areas where you can choose your own goals, then set up a plan to achieve them.