Artificial intelligent assistant

interpellator

interpellator
  (ˌɪntəpɛˈleɪtə(r))
  [a. L. interpellātor, agent-n. from interpellāre: see interpel.]
  One who interpellates: a. An interrupter (obs.). b. One who addresses an interpellation.

1623 Cockeram, Interpellator, which interrupts. 1859 Sat. Rev. VIII. 568/1 The Cabinet is enjoying rest from the awkward interruptions of Parliamentary interpellators. 1881 Daily News 8 Nov. 5/5 Rumours circulated by extreme Radical journals that he was only a complaisant interpellator.

Oxford English Dictionary

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