Chinese phrase
请升级〜 qǐng shēng jí 〜
Meaning
Please upgrade ___
When to use it
This politely asks for something to be upgraded. It is often used when requesting a better seat, booking, or service.
Example dialogue
您好，请升级我的座位到商务舱可以吗？ nín hǎo qǐng shēng jí wǒ de zuò wèi dào shāng wù cāng ké yǐ ma
Hello, could you please upgrade my seat to business class?
抱歉，座位已满，无法升级。 bào qiàn zuò wèi yǐ mǎn wú fǎ shēng jí
Sorry, all the seats are taken, so we cannot upgrade your seat.