How can I get some coffee?

Hint 1 of 5:

First, drink from all three cups.

Hint 2 of 5:

Now, you'll need to get the mother lode of coffee from the Cappucino machine.

Hint 3 of 5:

But you can't get there.  The manager's in the way.

Hint 4 of 5:

Talk to him about the coffee.

Hint 5 of 5:

Now, drink from the machine.