"Good, I'm glad. I hope it goes well for you." Ivan reassures him, as if holding him close wasn't enough of it. Although-- "Is there anything you're concerned about, with regards to it? I can do my best to answer any questions you might have about that, too."

Just in case. Kissing the other man should be no problem, but if David wanted sex, well. They might have to rearrange their time table, if the other man is agreeable to it.