ok im really confused sorry but im new to this ill put what i want done and could somebody plz put the steps on how to do it ill try to make it short

Cutscene

when my player walks to a certain point he stops and says he hears somebody so he hides without me controlling him then the screen shifts to the people talking and one guy says to the other what the password for the door is then they both walk through the door and the screen goes back to my player and hes in my control now so i go to the door and i put in the pass and it opens.

can somebody please put this into steps for me plz