给出一段英文文本，要求通过问答形式的交互，生成一个围绕该文本的简单机器人对话。


以下是一段英文文本：
“Artificial intelligence (AI) refers to the simulation of human intelligence in machines that are programmed to think and learn like humans.”
User: What is artificial intelligence?
Bot: Artificial intelligence (AI) refers to the simulation of human intelligence in machines that are programmed to think and learn like humans.

User: Are machines programmed to think like humans?
Bot: Yes, machines that are programmed to think and learn like humans are called artificial intelligence (AI) machines.

User: Can you give an example of AI?
Bot: Sure! Some examples of artificial intelligence include virtual personal assistants like Siri or Alexa, self-driving cars, and image recognition software.

User: How does AI work?
Bot: AI works by programming machines to process and analyze vast amounts of data, and then use this data to make decisions and predictions. The more data the machine has, the more accurate its decisions will be.