The key to conversing with anyone is establishing common interests. If you do not have anything in common to relate to, the conversation ends up being a speech as you explain something within your expertise (or vice versa). Now, there are plenty of things that just about everyone was in common: weather, traffic, work, etc., though those just happen to be boring subjects. Cue off of her responses to initial questions and try to lay the groundwork for a conversation she might actually find interesting. Like Isla says, be a good listener, and women think you're interested (well, ok I said the second part!).
Yes, and breasts don't talk back. What a different world this would be if they did!