[Plugin: Custom Post Type UI] Linking Post

Hey, I have a problem I started using custom post type ui.
So I created posts. Linked them with a page called: movie.
Linked that one with the get_template_part to movie-page.php

my problem I’m having here is, how do I link now the post to the other page I created: movie-single.php ?

basicly I just cant get the connection,.. It’s not even linked to the default,.. what am I doing wrong plz help! :/

damn I just reaslied I explained it really bad.. I hope you still understand what I need xD!!