It doesn't make sense. He doesn't understand how your loan was approved. This process is wrong. She can only approve your loan if she issues it. It is almost impossible to get a house in two mortgage. But if he always procrastinates, according to the contract date, as long as the date is exceeded, he will breach the contract. You asked him to carry out the contract according to the contract date. If he insists on refusing to perform his contractual obligations, let the court issue him a subpoena.