Hardly a question that can be answered in the manner available here, first you have to identify all the functions you want to provide, then you have to decide on a programming language and IDE.
the disadvantages of manual hotel reservation system....Slow process of reservation......less data integrity........low in security............difficulty of searching and retrieving...
No the Management Information System is more like an analytics/statics for management to have a quck view of what is happening under their functional area. So a Analytics run over the Holel...