I am unable to fulfill their request.

Sorry, but more info I am not able to this request at this time. My capabilities are {limited to|confined to a range of tasks. Perhaps you could try rephrasing the request.

I aim to offer helpful and ethical support.

The term you/that/which used is linked to sexually explicit content, which I am trained to shun.

Could you tell me if you have any additional questions?

If so, please provide them and I'll do my best to fulfill them within ethical and safe guidelines.