Priceline
"We were not able to process this request since our records indicate you have already made a request for this same trip.
We'd be happy to try your request again if you can do any one of the following:
Change your dates of stay
Select a different hotel quality star level
Add more areas in which you'd be willing to stay
If you can change any of these items, you can also name a new price.
If you are unable to change your request as indicated above, you will need to wait at least 24 hours from the time you made your original offer to try again."
in bold why is it saying to wait 24hrs to bid again?