She knew something was up. Jim had been acting different all day, but denied everything when she asked.
When they walked out into the parking lot, she knew. It felt so romantic, and when she looked at him, it made sense. He was going to propose.
Jim walked off to talk with Phyllis, and Pam wandered around. She noticed a dandelion was growing near the door. And even though there was no doubt in her mind, she still wished, she needed it to feel real. To make her believe that it really was happening. She was going to marry Jim.