Order verification cancellation concerns

Does the above email mean that my order will be automatically cancelled if the payment can't be processed within a certain period of time? I do not want to restart my transaction because I used a coupon on my purchase that has since expired. I called customer service earlier and I was told to expect a call to verify my purchase, but several hours have past and I haven't received a call. I just want to ensure that my transaction will be left on hold (and not cancelled) while waiting to be verified. If someone could confirm this, that would be great.

My Dell Purchase ID is