How to translate 谈情说爱 in English? The definition from Yabla (which is prettier in Ninchanese ):


to discuss passion and talk of love (idiom); to express love with terms of endearment
billing and cooing


And to translate the sentence:

你的水准能跟四爷谈情说爱。


The first part of the sentence without translating 谈情说爱 would be something like:

Based on your level, you can 谈情说爱 with fourth Lord. 


In this context, how should 谈情说爱 be translated?
谈恋爱 = fall in love
谈情说爱 = romancing (what people who fell in love do)


'Romance
a. To court, woo, or try to arouse the romantic interest of.
b. To have a love affair with.

你的水准能跟四爷谈情说爱。
base on your level(quality), you can romance the fourth lord.