Please can you check these codes

Question

I want to make a small CLI to welcome use and prompt user input repond to input and when bad input say sorry you cant enter and exit
lastly when user entered exit the program should exit.
https://code.sololearn.com/cOO96e8V9Ef6/?ref=app

Answer 1

Why use multiple classes?

Answer 2

I'm working on it...
https://code.sololearn.com/cs4TV6IOQ5oS/?ref=app
...but not done yet

Answer 3

but how to make them all I has been confused error over error

Answer 4

no one else?