This sounds like the sort of thing your text is describing. The hotel provides a "butler service", part of which includes a "VIP airport service" where you are fast-tracked through the diplomatic counter or channel at the airport.
Saxon Boutique Hotel, Villas & Spa, Johannesburg, South Africa
Guests of the Platinum Suite are afforded complimentary round-trip airport transfer via a Mercedes sedan, and VIP assistance on arrival, including meet-and-greet at the airport via the diplomatic channel around passport control.
http://www.4hoteliers.com/4hots_nshw.php?mwi=7921
Sheraton Grande and Royal Orchid offer Fast Track service at BKK, with expedited customs/immigration.
Bypassing any queues a senior immigration officer approached my escorts and I was directed to the diplomatic counter where my escort handed over the passport/immigration card.
http://www.flyertalk.com/forum/archive/t-613300.html