[X] See the sights in Cerulean City - While certainly smaller than Saffron City, there are still a number of sites to see such as the bike store and parts of the caves.
[X] Train with Dratini and Pineco - Both of your Pokemon are good in a battle, Dratini having grown through their playdates, and Pineco being rather perceptive herself. Training for a few days would help them grow.