⟩ Can you please explain what did you like best about your last job?
She wants to know where your attention goes on the job. If you blurt out, "I loved the people I worked with," it would lead her to the idea that you are easy to get along with and a team player.
There is not necessarily a wrong answer here, but there could be a more helpful answer to lead the interviewer in the direction you want them to go. Zero in on the quality you would like to support. In the sample above, being a team player was reinforced. And that's a good one for a salon. If you want to show customer service is important to you maybe say something like, "I enjoyed making people smile when I gave them their morning coffee drink. I feel like I made their day!"
Choose something that translates into a beauty career. Making people smile by providing good customer service is great.