// {type:activity}
// {generate:true}
(start)-><a>[holiday]->(Holiday Announcement)->|d|->(end)
<a>[open]-><b>[closed]->(Closed Announcement)->|d|
<b>[open]->(Queue)-><c>[agent free]->(Route call)->(end)
<c>[all busy]->(Wait Announcement)->(Wait 600s)-><c>
<c>[loops > 6]->(Disconnect Announcement)->(end)