Artificial intelligent assistant

ovator

oˈvator
  [agent-n. in L. form from ovāre: see ovate v.2]
   a. Rom. Hist. One who receives an ovation (obs.). b. colloq. One who takes part in a spontaneous enthusiastic welcome.

1661 Morgan Sph. Gentry iii. iv. 35 The Triumpher had a Lawrel crown, the Ovator one of Fir, being different in their pomp. 1870 Even. Standard 22 Oct., The probable termination of the scene by a grand pyrotechnic display, in which ovators and ovated would alike be grilled alive on the rails of the flaming station.

Oxford English Dictionary

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