Auto resize text to fit into a box
I currently have a text box like so:

I would like it to be when I type something in this box that it'll fit the maximum amount of space width wise that it could. In this example it would create this:

From another thread I saw that someone recommended it doing it from here:
Type > Area Type.
I'm using illustrator cc 2019 and that is not an option under Type. Can any one let me know how this can be done please?

