I will want a dog because they are cool, he will keep me company , and he will obey me.
One reason my dog will be cool because he will be doing cool things like dancing and fliping. That's why my dog is cool.
In addition, he will keep me company when I am home alone and he can gaurd the house. That's why I want a dog.
Futhermore, I like a dog because they obey and they will listen to their owner. That's why he obey me.

In conclusion , my favorite pet is a dog because it is cool, will keep me company, and obey me.