diff --git a/DialogManager.ipynb b/DialogManager.ipynb
index 7f0ed5e..542815e 100644
--- a/DialogManager.ipynb
+++ b/DialogManager.ipynb
@@ -102,7 +102,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 132,
+   "execution_count": 136,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -120,10 +120,8 @@
     "        system_acts = []\n",
     "        for intent, domain, slot, value in state['user_act']:\n",
     "            user_action[(domain.lower(), intent.lower())].append((slot.lower(), value))\n",
-    "        print(user_action)\n",
     "        for user_act in user_action:\n",
     "            self.update_system_action(user_act, user_action, state, system_action)\n",
-    "            print(self.update_system_action(user_act, user_action, state, system_action))\n",
     "        system_acts = [[intent, domain, slot, value] for (domain, intent), slots in system_action.items() for slot, value in slots]\n",
     "        state['system_act'] = system_acts\n",
     "        return system_acts\n",
@@ -131,6 +129,7 @@
     "\n",
     "    def update_system_action(self, user_act, user_action, state, system_action):\n",
     "        domain, intent = user_act\n",
+    "        constraints = [(slot, value) for slot, value in state['belief_state'][domain.lower()].items() if value != '']\n",
     "        self.results = self.db['database'][domain]\n",
     "\n",
     "        # Reguła 1\n",
@@ -149,45 +148,30 @@
     "            else:\n",
     "                system_action[(domain, 'Inform')].append(['Choice', str(len(self.results))])\n",
     "\n",
-    "                if self.results and 'name' in self.results[0]:\n",
-    "                    choice = self.results[0]\n",
-    "\n",
-    "                    if domain in [\"payment\", \"delivery\", \"product\"]:\n",
-    "                        system_action[(domain, 'Recommend')].append(['Name', choice['name']])"
+    "                if domain == \"product\":\n",
+    "                    # Select the first product that matches the user's constraints\n",
+    "                    for product in self.results:\n",
+    "                        if all(product.get(slot, '').lower() == value.lower() for slot, value in constraints):\n",
+    "                            system_action[(domain, 'Recommend')].append(['Name', product['name']])\n",
+    "                            break\n"
    ]
   },
   {
    "cell_type": "code",
-   "execution_count": 133,
+   "execution_count": 137,
    "metadata": {},
    "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "defaultdict(<class 'list'>, {('payment', 'inform'): [('type', 'karta')], ('delivery', 'inform'): [('type', 'paczkomat')], ('product', 'inform'): [('type', 'telefon')], ('product', 'request'): [('name', '?')]})\n",
-      "None\n",
-      "None\n",
-      "None\n",
-      "None\n"
-     ]
-    },
     {
      "data": {
       "text/plain": [
        "[['Inform', 'payment', 'Choice', '1'],\n",
-       " ['Inform', 'payment', 'Choice', '1'],\n",
-       " ['Inform', 'delivery', 'Choice', '1'],\n",
        " ['Inform', 'delivery', 'Choice', '1'],\n",
        " ['Inform', 'product', 'Choice', '3'],\n",
-       " ['Inform', 'product', 'Choice', '3'],\n",
        " ['Inform', 'product', 'name', 'banan'],\n",
-       " ['Inform', 'product', 'name', 'banan'],\n",
-       " ['Recommend', 'product', 'Name', 'banan'],\n",
-       " ['Recommend', 'product', 'Name', 'banan']]"
+       " ['Recommend', 'product', 'Name', 'iPhone']]"
       ]
      },
-     "execution_count": 133,
+     "execution_count": 137,
      "metadata": {},
      "output_type": "execute_result"
     }