belongsTo('App\Models\SupportDepartment', 'department_id', 'id'); } public function user() { return $this->belongsTo('App\User', 'user_id', 'id'); } public function webinar() { return $this->belongsTo('App\Models\Webinar', 'webinar_id', 'id'); } public function conversations() { return $this->hasMany('App\Models\SupportConversation', 'support_id', 'id'); } }