What is the name of the sales person who handled the highest number of sales?
name of the sales person = FirstName, MiddleInitial, LastName; highest number of sales refers to MAX(COUNT(SalesID));
SELECT T1.FirstName, T1.MiddleInitial, T1.LastName FROM Employees AS T1 INNER JOIN Sales AS T2 ON T2.SalesPersonID = T1.EmployeeID GROUP BY T2.SalesPersonID, T1.FirstName, T1.MiddleInitial, T1.LastName ORDER BY COUNT(T2.SalesID) DESC LIMIT 1