a confident airport employee speaks cheerfully to a confused elderly Japanese tourist, gesturing helpfully with warm body language. The employee then turns to address a worried French family nearby, switching her speaking posture and facial expression naturally. After helping them, she immediately pivots to assist a lost Spanish businessman, again changing her communication style fluidly. The diverse group of travelers all nod with understanding and relief as each conversation flows smoothly. Other passengers in the background watch with impressed expressions as they witness the seamless language switching. a person who knows and is able to use several languages to help people from different countries