How to write in Tibetan in Ceng Xiaoyan?

Tibetan, like English, is different from Chinese. It is not made up of single words. Just as the English names of those stars have nothing to do with their Chinese names, if you want to tell Tibetans your Chinese name, just say Ceng Xiaoyan, just like you tell foreigners.

Swallow:

Dawn:

But there should be no such name in Tibetan.