Unfortunately not yet, saving during dialogue is something we did not need.
It is rather easy to do (all I need to do is to write a getter function for a protected variable and a function which starts a context with a given node index), I am going to add that tomorrow.
You will be able to get the newest version from the gitlab repository right away. Unfortunately doing a marketplace update takes unpredictable time, I can’t really tell how long it will take to include this in that version as well.