Her: It’s a good name don’t ya think? 
Student: Suits you lol you run? I’ve been looking for a running partner
Her: Ye a little, broke my wrist a few weeks ago and I know it was my wrist but I’ve not done a lot recently so trying to get back into it all.

It’s good, I can ease you back into it
 The aim of this message is to subtly seed the idea of a future meet up and get her used to the idea of spending time with him. It also implies you are good at taking the leadership role and are better than her at something she wants to be good at.