Call your WorkPoint contacts directly from Outlook*.
You can drag-and-drop contacts directly to a task window.
Then you are able to click the phone number displayed in the WorkPoint pane of the displayed task, and it will open Skype for Business dial-up window with the selected phone number.
This feature is available to all telephone applications which supports the anchor tag a with a tel: href attribute.
Example:
ahref="tel:75114433"76114433/a
*Requires WorkPoint Server®