сказал что не знает подпишут ли они

сказал что не знает подпишут ли они контракт концу дня но пообещал позвонить как только его подпишут

Результаты (английский) 1:

said that he did not know whether they will sign a contract by the end of the day but promised to call as soon as it will be signed by

Результаты (английский) 2:

said he did not know whether they will sign the contract within a day but promised to call as soon as it is signed

Результаты (английский) 3:

He said that did not know whether they will sign a contract the end of the day but also promised to call as soon as his sign