whip off to
whip (one) off to (some place)
To take one to a new location in a very hasty, sudden, or impromptu manner. Tom showed up at my door and whipped me off to the Bahamas in his private jet. The army swooped in and began whipping survivors off to a secure location several miles away.
whip (something written) off to someone
Inf. to write and send off a letter to someone quickly. After I got her letter, I whipped an answer off to her the same afternoon. Liz whipped off a letter to her grandmother.