This position requires a flexible schedule as we are open evenings, weekends, and most holidays. Are you able to commit to these hours?
Most retail positions require a wide range of hours that may include evenings, weekends, holidays, overtime, and split shifts. Assure the interviewer that you can commit to a wide range of hours. If there is anything in your schedule that may hinder your availability, be sure to address this.
"I am happy to offer a flexible schedule, and to work overtime as needed. I do take an evening college course on Tuesdays and Thursdays, so I would not be available those days, after 5 PM."
"I understand that this role will include working evenings, weekends, and holidays. I am available to work anytime and am happy to work overtime as well."