You should check out the new Sony T10.

Very low shutter lag times and fast flash recycle time.

Just a word about flash:
When you are taking photo quickly one after another.
The time between photos will be longer when using flash.
This is because the flash capacitor has to recharge.
The flash will recharge quicker if the battery is freshly recharged.
The flash recharge time is also affected by how far away the subject is.

Here is a review: