As he asked that the turian sighed softly and said "I'm sorry but I can't allow you to simply summon them. They are lead researchers doing important work they aren't people to summon simply on a whim" he said clearly stonewalling him about being improper and not taking into consideration that project leaders are important otherwise the project they work on could have serious issues. He would need real reasons to force a project lead away from their work. 

Mind describing the ship since I'm doing the interactions for urtum?))