June 2 (Reuters) - Hawkley Oil and Gas Ltd HOG.AX :
* Delay in completion of ukraine asset sale HOG.AX
* Working with tomeas in relation to due diligence & ukraine regulatory approval issues that have delayed completion of transaction
* Hawkley has agreed to extend the end date for the agreement to 31 July 2016
* Source text for Eikon ID:nASX3m9wnS