Update app.py

app.py

@@ -38,8 +38,8 @@ def load_response_pipeline():
         "text2text-generation",
         model="facebook/blenderbot-400M-distill"
     ):
-    seq_tok = AutoTokenizer.from_pretrained("google/flan-t5-base")
-    seq_model = AutoModelForSeq2SeqLM.from_pretrained("google/flan-t5-base")
+    seq_tok = AutoTokenizer.from_pretrained("facebook/blenderbot-400M-distill")
+    seq_model = AutoModelForSeq2SeqLM.from_pretrained("facebook/blenderbot-400M-distill")
     return pipeline(
         "text2text-generation",
         model=seq_model,