Added DeleteConversation to HTTP notebook (#2389)

Author: amanan-google

agents/gemini_data_analytics/intro_gemini_data_analytics_http.ipynb

@@ -67,7 +67,7 @@
         "1. Authenticate to Google Cloud\n",
         "2. Add data\n",
         "3. Perform agent operations (create, list, get, delete)\n",
-        "4. Manage conversations (create, list, get)\n",
+        "4. Manage conversations (create, list, get, delete)\n",
         "5. Ask questions with your agent\n"
       ]
     },
@@ -744,6 +744,33 @@
         "    print(conversation_response.text)"
       ]
     },
+    {
+      "cell_type": "code",
+      "execution_count": null,
+      "metadata": {
+        "id": "3TASe-HCxtss"
+      },
+      "outputs": [],
+      "source": [
+        "# @title Delete Conversation\n",
+        "\n",
+        "# fmt: off\n",
+        "conversation_id = \"conversation_1\"  # @param {type:\"string\"}\n",
+        "# fmt: on\n",
+        "\n",
+        "conversation_url = f\"{base_url}/{api_version}/projects/{billing_project}/locations/{location}/conversations/{conversation_id}\"\n",
+        "\n",
+        "conversation_response = requests.delete(conversation_url, headers=headers)\n",
+        "\n",
+        "# Handle the response\n",
+        "if conversation_response.status_code == 200:\n",
+        "    print(\"Conversation deleted successfully!\")\n",
+        "    print(json.dumps(conversation_response.json(), indent=2))\n",
+        "else:\n",
+        "    print(f\"Error while deleting conversation: {conversation_response.status_code}\")\n",
+        "    print(conversation_response.text)"
+      ]
+    },
     {
       "cell_type": "code",
       "execution_count": null,