They accommodate passengers by putting them on a later flight. They accommodate passengers by giving them hotel accommodations when appropriate. There are all different things airlines do to accommodate their passengers, and again, their track records show that.
I'm not familiar with the exact situations. Certainly you have airlines that have testified to you before me and will after me, so those issues should be directed specifically to them on specific circumstances.
My point is that in 1987, your predecessors agreed to deregulate the industry, because they said that the private sector and the market mechanisms would do a better job, and there's no evidence that this is not the case.