Refactor booking mechanisms
Refactor booking mechanisms

labsland/labmanager,go-lab/labmanager,porduna/labmanager,gateway4labs/labmanager,labsland/labmanager,morelab/labmanager,morelab/labmanager,gateway4labs/labmanager,labsland/labmanager,go-lab/labmanager,gateway4labs/labmanager,gateway4labs/labmanager,porduna/labmanager,morelab/labmanager,labsland/labmanager,go-lab/labmanager,porduna/labmanager,morelab/labmanager,go-lab/labmanager,porduna/labmanager