Surname + 小姐
小姐 means "Miss" or "young lady" and is used as a polite form of address for young women. It can appear after a surname, as in 王小姐 (Miss Wang), or on its own. In modern usage, its connotations vary by region, so some speakers prefer other terms like 女士 in formal settings.
王小姐,您的快递到了。
Wáng xiǎojiě, nín de kuàidì dào le.
Miss Wang, your delivery has arrived.
那位小姐点了一杯冰美式咖啡。
Nà wèi xiǎojiě diǎnle yī bēi bīng Měishì kāfēi.
That young lady ordered an iced Americano.
李小姐是我们公司的新同事。
Lǐ xiǎojiě shì wǒmen gōngsī de xīn tóngshì.
Miss Li is a new colleague at our company.