Ключевые слова: alert, assist, assistance, attention, attract attention, beckoning, bell, bellhop, bellman, blue, business, button, call, check, checkout, concierge, counter, customer, demand, desk, ding, dong, finger, hand, help, hospitality, hotel, hotel reception, industry, lobby, old, porter, press, reception, request help, ring, serve, service, service bell, serving, sound, support, table, urgency, vintage, window,