Can we take service tax input on hotel bills

Yes you can take credit but only if the same is used for providing output service to your clients or incidental to manufacturing activity.

But all this requires supporting i.e. proper details.

Hotels is not selling any goods on which Vat setoff can be claimed and if any Customer has claimed the Vat Setoff as per your list that is not correct as per Law, as Hotel invoices Vat cannot be taken as setoff against other Sales as per Rule 53(6) of the Maharashtra Value Added Tax Act 2002 dealer who is not a hotel or restaurant, the dealer shall be entitled to claim set-off only on those purchases effected in that year where the corresponding goods are sold or resold within six months of the date of purchase or are consigned within the said period.

Bill on hotel accomodation is a general in nature like that of telephone bills.  So input tax credit can be availed on this