Error: No such command "serve_chat".

```
X:\New folder\Github repos\seq2seq-chatbot\seq2seq-chatbot\models\cornell_movie_dialog\trained_model_v2\trained_model_v2>call C:\ProgramData\Anaconda3\scripts\activate.bat C:\ProgramData\Anaconda3
The system cannot find the path specified.
I'm getting the following error:
X:\New folder\Github repos\seq2seq-chatbot\seq2seq-chatbot\models\cornell_movie_dialog\trained_model_v2\trained_model_v2>cd ..\..\..

X:\New folder\Github repos\seq2seq-chatbot\seq2seq-chatbot\models>set FLASK_APP=chat_web.py

X:\New folder\Github repos\seq2seq-chatbot\seq2seq-chatbot\models>flask serve_chat "models\cornell_movie_dialog\trained_model_v2\best_weights_training.ckpt" -p 8080
Usage: flask [OPTIONS] COMMAND [ARGS]...

Error: No such command "serve_chat".

```
I installed the required and exact version of dependencies. Still no use. Same issue persists. Please look into it.