ET-VISA/app/Models/Contact.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class Contact extends Model
{
    use HasFactory;
    protected $fillable = ['fullname', 'email', 'service_id', 'phone', 'message', 'status', 'created_at'];

    public function service()
    {
        return $this->belongsto(Service::class);
    }
}