Did the National Institute for the Humanities and Social Sciences use the services of a certain company (name furnished) on 1 July 2017; if not, what is the position in this regard; if so, (a) what number of (i) shuttles were used and (ii) persons were transported, (b) where were the specified persons transported to, (c) what was the amount on the invoice issued by the specified company, (d) was the service provided by the company the cheapest travel option taken, (e) did the spending comply with the cost cutting measures and regulations of (i) the National Treasury, (ii) her department and (iii) the Auditor-General of South Africa and (f) who approved the trip and payment?