How to make automate asign to user and build board and get connection board comment

hi guys, i want to ask for build automate with assign to user and build board and get connection to board comment like this
i have board manager like this


i want, when I assign a user then that user will get an email and on the board that user will generate 1 new item and when the user makes a comment on that item the board manager will get the update

its possible with monday.com?