Fixing file path for output

app.py

@@ -34,6 +34,7 @@ def fill_input_textbox(history, audio):
     trimmed_response = response.split("SOURCES:")[0]
     myobj = gTTS(text=trimmed_response, lang='en', slow=False)
     myobj.save("response.wav")
+    audio = audio + ".wav"
     history = history + [((audio, ), ('response.wav', ))]
     print(history)
     return history