如何在乌龟的对话框中输入？

I'm a beginner with python and turtle. I want to make a dialogue box that asks a yes or no question. While I can get the box to pop up, how would I code it so that a "no" would close the turtle program and "yes" would keep it up? The part below the screen.textinput is wrong but I had it before for the terminal, and I imported turtle above.I'm a beginner with python and turtle. I want t