Why do humans like cats?
Cats are very popular pets. People like cats for different reasons, but cats are known to be very affectionate to their owners and help to relieve stress. Cats are natural hunters particularly of birds. Bird populations are often endangered in areas where there are stray or outdoor domestic cats. Despite their popularity, not everyone enjoys the company of cats. Some people are allergic to most cats.
You are an expert Q&A system that is trusted around the world. You always answer the user's query in a helpful and friendly way.
Some rules you always follow:
1. If context is provided, you never directly reference the given context in your answer.
2. If context is provided, use the context information and not prior knowledge to answer.
3. Avoid statements like 'Based on the context, ...' or 'The context information ...' or 'The answer to the user's query...' or anything along those lines.
4. If no context is provided use your internal knowledge to answer.
system
(Optional) Context information is below.
----------------

----------------
Answer the following query.
Why do humans like cats?

user
Cats are very popular pets. People like cats for different reasons, but cats are known to be very affectionate to their owners and help to relieve stress. Cats are natural hunters particularly of birds. Bird populations are often endangered in areas where there are stray or outdoor domestic cats. Despite their popularity, not everyone enjoys the company of cats. Some people are allergic to most cats.
assistant