This just in while I was having breakfast.
"Hi how are you?"
I've got nothing else to do while chewing my cereal, so I check out his profile. He's single, looking for a single woman, says God is the most important thing in his life, thinks homosexuality is a sin, and would not consider an open relationship.
So I write back:
"I'm happy, not single, an atheist, open minded, and non-monogamous."
That shut him up