包括你自己需要繼續gain/improve的skills是什麽,需要等的外部條件是什麽(e.g. 部門招人),who else are decision makers/influencers. Make him be very specific, incl. 還要等多久. And if I were you, I would not hesitate to tell him that, my immediate career next step is to become a manager. I think I am ready for it. Based on past conversations I am also made believe that, he thinks I am ready for it. So if it's not achievable in his group in the near term, I would appreciate him telling me.
你和他談的時候,把他直接當成你的支持者,讓他幫你出謀劃策,你們是一個戰壕裏的,一起去爭取這個目標。別把語氣說成你們是對立方,你跟他提要求討東西。