Sure he had come for a swim, but seeing her was so much better, so he simple answered with "Oh no...I was just out for a swim, but it can wait" he said as he leaned back against the door frame and looked over at her. "So, what have you been doing since we got here" he continued on.
"Maybe you would like to join for a swim" he added with a little hopeful smile. The last thing he wanted was to be parted from her again.