This is so lovely. Do not interfere. They are both much more likely to lose the will to live, if they cannot have this meeting each day. That, at their age, would be very dangerous. They are so fortunate to have each other.
For those in 12 week shielding, surely going into your own garden each day (whilst the weather is good) is to be encouraged. Very unhealthy at all levels staying indoors for so long.
Our Welfare State. Is it broken?