This is our solution (me and @AhmedNabih) in the AI GO Hacathon, we won the 2nd place

Problem Definition

Assume having a bank branch with 15 teller windows offering different services to customers. Each window teller serves certain number of customers (10s, 100s or 1000s) each day. The bank is trying to predict the customer traffic for the next month, on a daily basis, based on the provided data history.