alevel_project/app/Http/Controllers/MailSettingController.php

<?php

namespace App\Http\Controllers;

use App\Mail\MailClass;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Mail;

class MailSettingController extends Controller
{
    public function sendForm (Request $request) {

        $name = $request->name;
        $email = $request->email;
        $message = $request->message;

        Mail::to('bufon112@ukr.net')->send(new MailClass($name,$email,$message));
    }
}