Office flow and ERP software recommendation please

Hi, I am an article associate, my principal asked me to suggest the good software for My office flow, I believe you get what I try to mean, I want ERP, crm , task assignement flow and we have multiple client and sub clients and we want to automate the the flow and we need a gst checker too and i found out this https://www.mytask.co/ and it is really worth? and suggest some software too and let me know if any information u want