"When hiring sales associates, employers are looking for charismatic candidates who can provide helpful advice to customers and close sales. Be prepared to answer a few scenario questions that will assess your ability to handle difficult customers, sell a product, or excel on a team. Previous sales experience is an advantage, but not necessary."
What would you do if you brought a customer something to try on and they didn't like it?
Ask them what they didn't like about it and what other styles would they prefer.
i will try to chang or taket back form him .and what other model he want.