From your 'My Hub' page (please see below)
On the left-hand side of your account, you will see the side menu where you can select 'Packages'.
Simply hit the 'Create Package' button at the bottom of your screen.
You can then click the 'Assignments' tab from the 4 options at the top of that page.
Click the 'Assign Programs' tab on the left.
Here you will be able to choose which program(s) you would like to add to the package.