jiǎngjià jiǎng dào zuìhòu, rúguǒ háishì bù xiǎng mǎi, kěyǐ zìrán tuìchū

讲价讲到最后，如果还是不想买，可以自然退出。

If you still don't want to buy in the end after bargaining, you can naturally back out.