You shouldn't send perverted messages to people.
Cory has taken an interest in a girl and finds her to be quite attractive.
Cory wants to flirt with the girl.
Cory waits until they get to know each other more and acts suggestively with her in person.
Cory starts to send her intimate messages about what he wants to do with her.
The girl feels comfortable enough to flirt back at him.
The girl is not into it and quickly loses interest in him.