shuttler
/ˈʃʌt.lər/Definitions
1. noun
A person who hits a ball back and forth, typically in a game of squash, tennis, or badminton.
“The young tennis player was a skilled shuttler, known for her powerful serves.”
2. noun
A person who transports people or goods between two fixed points, typically by a regular service.
“The bus was a reliable shuttler for commuters to and from the city center.”