Of course, dating sites want to let legitimate customers use their sites unimpeded.

Check this out.” 70% of men who unexpectedly receive a link sent by a bot posing as an attractive woman, will click it.
That’s what Perimeter X observed when we researched top dating sites.
If simpler bots are used to chat with human customers, they may be caught with more traditional defenses.
Newer, more sophisticated bots are much more elusive and can be directed to vary their behavior, making them difficult or impossible to detect using signature-based security tools.
They fill out a profile, and are quickly matched to several women who look quite interesting, and begin sending him text messages.
Lots of text messages, nearly identical, inviting yet vague..
Newer, advanced bots can vary their behavior to be more convincing companions.
Men who are misled by these bots may be convinced to enter their credit card data on a site they wouldn’t ordinarily visit, or a phony “profile verification” service, and then be too embarrassed to report that they were tricked into accepting a porn site subscription.
This happened to thousands of Tinder users in California whose images were included in a public-domain facial data set without their knowledge.