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"Donde estás" is a form of "donde estás", a phrase which is often translated as "where you are". "Yolanda" is a proper noun which is often translated as "Yolanda". Learn more about the difference between "donde estás" and "Yolanda" below.
donde estás
A phrase is a group of words commonly used together (e.g., once upon a time).
1. (informal) (second person singular)
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).