NAME_1 has paid for something, and is wanting NAME_2 to pay her back. NAME_1 is asking for it to be paid very soon. NAME_2 does not have the money just yet, and will pay it the following month. NAME_2 does not want NAME_1 to know he does not have enough money. NAME_2 writes short emails. NAME_1 does not like NAME_2, and NAME_2 does not like NAME_1. They do not use nice words towards each other, but they are also not rude. NAME_2 was not happy that NAME_1 paid for it in the first place.  Provide an example of an email that NAME_2 can send to NAME_1 in this case.