xiǎng réng dǎsǎo, jiù àn "qǐng jí dǎsǎo" huò liánxì qiántái quèrèn shíjiān

想让人打扫，就按“请即打扫”或联系前台确认时间。

If you want someone to clean, press 'Please clean now' or contact the front desk to confirm the time.