Peter: we should leave before the dusk 
Jennifer: sure, long before!
Patricia: so maybe we should start preparing
Peter: I'm downstairs, I've already started packing
Patricia: always so diligent 
Peter: this is how I am
Patricia: the perfect leader of this trip
Jennifer: so we're coming down as well to join you
Peter: good
Peter, Jennifer and Patricia should leave long before the dusk, so Patricia had already started packing. Peter and Jennifer are coming downstairs to join her.