Conventional oil is also known as natural or regular oil. It is a refined petroleum product with some additives. This is the standard product that is in use in many vehicles. This product has protected engines for a century. Synthetic oil is not a natural product, but a laboratory engineered lubricant. This product is more expensive than conventional oil, but in most cases, this product lasts longer than conventional oil.
The question is if this product is the choice for your vehicle. However, this question is best answered by the professional technicians at your dealership’s service center. They are the go to place for all your service needs and car information in general. These are not only licensed professionals, but they are trained in your specific vehicle. So if conventional is the correct choice or not, they will know it and not take chances with your investment.