|The best thing for you do would be to hire a computer technician to do the job. It may be expensive but will be cheaper n the long run. |
With no idea where to start you have a steep learning curves with lots of pitfalls along the way, Before any one could give you an answer that would be useful they would need to glean a lot of information from you, like how many floors in this hotel, how many room on each floor, what type of construction is the building and what Internet facilities you have available.
That's just for starters and they are all going to have a bearing on what is required.