SELECT
employees.employeeID,
employees.employeeName,
tasks.taskName,
employeeTasks.taskStart,
employeeTasks.taskEnd, IIf(IsDate([taskend]),"Done","On-going") AS Status
FROM (employees
LEFT JOIN employeeTasks ON employees.employeeID = employeeTasks.employeeID)
LEFT JOIN tasks ON employeeTasks.taskID = tasks.taskID
ORDER BY employees.employeeID, employeeTasks.taskStart;