shuttling

/SH AH1 T AH0 L IH0 NG/
verb
  1. 1

    To go back and forth between two places.

  2. 2

    To transport by shuttle or by means of a shuttle service.

Synonyms

noun
  1. 1

    The act by which something is shuttled.

Source: https://en.wiktionary.org/wiki/shuttle, https://en.wiktionary.org/wiki/shuttling