In a real context , here you will see a grammatical structure used to make offers. The scene was taken from the very popular TV show from the mid 6Os 'I Dream Of Jeannie' starring Barbara Eden (Jeannie) and Larry Hangman (Tony).

In the segment Tony's fiancée -Melissa- urges mim to relax in his house but he does not want her in. The reason: Jeannie is there. Pay attention to what Melissa tells Tony.