Hey there it's Hamza,
I am python programmer with sufficient experience in Deep Neural network and artificial field.
I went through your project and it seems that I can work on it as I had build some Chatbots recently Lagi
I did read your requirements carefully.I am exert in that field.I will Build NLP Question and Answering using Tensorflow best for you. I have done many projects related to that field. If you want i can show yLagi