Some people just don't have enough to do and setting up "quick chats" makes them feel busy.
ornthey think they have a lot of questions and think they will be less disruptive by having a call. You also didnt give them the response they wanted to hear, which is that you own the problem and they can tell somebody else that its being handled
ornthey think they have a lot of questions and think they will be less disruptive by having a call. You also didnt give them the response they wanted to hear, which is that you own the problem and they can tell somebody else that its being handled