If there are limited visit slots that necessitate leaving out some characters from this action that's specifically about Paying Respects and Saying Goodbye, then Li Suyin and Su Ling are two of the few we can afford to do that with. Between the Cyan breakthrough medicine, fief underground surveying, the Diao, Madam Gray, and the relationship with Gan, this won't actually be a long term send off for either of them.
[X] Going to the main square of the Inner Sect Mountain, to meet Han Jian, her one time friend.