Keep in mind that the actual test is adversarial - a human is simultaneously chatting via text with a human and a program, knowing that one of them is not human, and trying to divine which is an artificial machine.
https://chatgpt.com/share/6769217c-4848-8009-9107-c2db122f08... is what advice ChatGPT has to give. I'm not sure if it's any good, but it's a few ideas you can try out.