ushering

verb
  1. 1

    To guide people to their seats.

  2. 2

    To accompany or escort (someone).

  3. 3

    To precede; to act as a forerunner or herald.

  4. 4

    To lead or guide somewhere

noun
  1. 1

    An act of guiding or escorting.

Source: https://en.wiktionary.org/wiki/usher, https://en.wiktionary.org/wiki/ushering