Unable to chat with my table from my pdf doc with langchain as explained in course

Hi all
I have followe Preprocessing Unstructured Data for LLM Applications .
Hoewer I am not table to chat with my table from my particular pdf .
Any help ?
Thanks

Can we know what was inability while trying to do so?? Probably you can share how you tried to attempt this and what issues you encountered?

I asked it to give column with total ammount for example and it only bringed one number .
We can catch up in private if you want

share with screenshots. you can DM.

Regards
DP