Answer: Fundamental attribution error.
Explanation: Fundamental attribution error can be explained as an inclination of thought which explains other peoples behavior, attitude or actions based on internal factors such as personality while given very little possibility to the fact that those actions or attitudes could have been triggered due to external influences caused by physical or situational factors such as weather and so on.
In the scenario above, Dave attributed the woman's slip to internal factor of being too fast without considering that the surface might be slippery(external factor) which he later realized when he slipped.