<s>Human: 给定一组汽车品牌和他们的价格，按价格从低到高对汽车品牌进行排序。
品牌: Toyota，Price: $20,000品牌: Honda，Price: $19,000品牌: Nissan，Price: $18,000品牌: Ford，Price: $22,000品牌: BMW，Price: $30,000
</s><s>Assistant: 品牌: Nissan，Price: $18,000
品牌: Honda，Price: $19,000
品牌: Toyota，Price: $20,000
品牌: Ford，Price: $22,000
品牌: BMW，Price: $30,000
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