They say that the only way to keep a secret a secret is to tell no one else or kill anyone else that knows, and that if you can plant a spy so too can the enemy. This was a universal truth for anyone below the heavens. Dragons included.
The cargo in question that the "Master" desperately wanted to capture was the most beautiful and exotic flower in all of The Great Forest of Gagaree, if it was possible to get past the thorns that guarded her.
If the flowers were not in bloom come back with the tree that they grow under and any small packages that need to be delivered was the instructions that the borderline grand mage "courier" was given.
He had no idea what the one responsible for acquiring the goods was instructed to do, where the information regarding the cargo's acquisition had came from, or what difficulty was involved in that task. He was just vaguely aware of what he would be delivering.