how can i get slim legs i am short and i have huge things hip and calves which exercises should i avoid and which should i do

Heyy! you don’t have to avoid any exercises. Try to do effective exercises that will help you train your targeted muscles. Also, have a proper nutritional diet that will help you reach your goals.
As you have mentioned that you want slim legs and stronger butt you should follow the following exercises.

• Lunges
• Back & Forth squats
• Rear lunges
• Squats
• Outer thigh raises
• Frog jumps

The above exercises are effective and will target your legs, calves, and glutes. To learn tutorial about these exercises you can look at this video Click Here.