She doesn't have a witness to that promise. She doesn't have anything in writing. What's she going to do, call Platt tomorrow and complain? You can easily get out of this and keep your discretionary account in good order.
For right now, of course, you need to pretend to carry through, though.
You collect her business card and write down her sister's name on the back of it.
Meanwhile, she's pulling your situation together. Five minutes, tops, and she's got your landing clearance.
Next, a Machine