Update config.json

config.json

@@ -28,12 +28,12 @@
   "summary_use_proj": true,
   "task_specific_params": {
     "conversational": {
-        "max_length":200,
+        "max_length":400,
         "no_repeat_ngram_size":3,       
         "do_sample":true, 
-        "top_k":100, 
-        "top_p":0.8,
-        "temperature":0.65
+        "top_k":150, 
+        "top_p":1,
+        "temperature":0.8
     }
   },
   "torch_dtype": "float32",