Need Chat Bot NLP based

well i have multiple landing pages [login to view URL] moreover, i run casino affiliate program we run ads on adult sites get a lot of traffic so need a bot to chat and filter them... and we can chat with the potential lead also, we have some player registered on our website they have concern like there deposit and withdraw or any bonus update or website issues or anything else we need bot for the same to manage new players and also connected to our database so that he can log in from chat box and see his status and also able to chat live with human currently on our website, we are using Live Chat to chat with traffic I am not looking for any interaction cost something or any recurring charges --------------- 1) chatbot who can manage new customers and make them registered 2) Chatbot should solve internal customers queries like deposits and withdrawals and any other issues 3) It should support English Malay Chinese 4) there should be an option to where a human can take over the chat 5) we can edit the chatbot according to our need later the deal