WP Create Menu Page

add_action('admin_menu', 'live_chat_menu');
 function live_chat_menu(){
    add_menu_page(  'User Chats', 
                    'User Chats', 
                    'manage_options', 
                    'user-chats', 
                    'user-chats' , 
                    'dashicons-admin-media' );
}