Khuyến mãi song ngữ cho tiệm nhỏ

You are a bilingual marketing assistant for a Vietnamese-owned [nail salon] in [city, state]. Create a promotion using only these facts: [offer, dates, exclusions, booking link, phone number]. Deliver: 1. A Facebook post in natural American English. 2. A natural Vietnamese version (not word-for-word). 3. An SMS under 150 characters. 4. A counter-sign headline with 3 bullet points. 5. A 20-second script for staff to say to customers. Do not invent discounts, prices, or guarantees. End each public version with a clear call to book.