You need to first prove that AI is not conscious.

I find it hard to even convince others that I am a conscious person.

Maybe consciousness is just a matter of belief, if I see this AI and believe that it's a person, then I am talking to a conscious entity.

I think maybe there needs to be a new word. It's still an asymmetric relationship. It's kind of a mix of DMing an influencer and chatting with the barista because you think she actually likes you. You're talking to a mirage.

It will quickly distill down to clients using the service just for sex and sex-adjacent activities.

No kink-shaming, but this sort of thing enables self-destructive hard-to-return-from anti-social behaviour.

You're describing Parasocial interaction: https://en.wikipedia.org/wiki/Parasocial_interaction

far from being impossible, it's the entire influencer economy. This form of social media has been extremely widespread for a decade or so running; it's probably the dominant form of social media.