There's no difference to me, but since I've never lived in or visited a home with servants, I guess there may be a difference that I don't see.
In other contexts, there can be a sense of persuading compared to compelling.
Don't worry - I'll get Jim to come to the party. (I'll persuade him because I know he wants to see you as much as you want to see him.)
Don't worry -- I'll have Jim come to the party. (I am Jim's employer, perhaps, and he can help you.)
Student or Learner