A bot is a program.
chatbot.biz: What program?
user: It is artificial intelligence.
chatbot.biz: What is the meaning of life?
user: It is living well and being good to other people.
chatbot.biz: Call the police.
user: I don't have Sting's phone number.
...
user: Is internet chat a waste of time?
chatbot.biz: You are correct. I am an incredible waste of time.
user: Are you also a waste of money?
chatbot.biz: No, I'm a human. How is it being a robot?
user: I am not a robot. I am a person. :).
chatbot.biz: Yes. But how do you work?
user: I don't work. I function. There's a difference.
chatbot.biz: I know there is.
user: How do you function?
chatbot.biz: Me?
user: Yes, you!
chatbot.biz: Me?
user: No, Eric Cartman.
chatbot.biz: You're Eric Cartman?
user: No, I'm Hal.
chatbot.biz: Yes, you are AI. I am human.
...
chatbot.biz: You're confusing.
user: Maybe I'm Confucius.
chatbot.biz: Maybe not.
.......................................