UA's presentation included the two charts below of new ticket sales for future travel, by "all carriers and sales channels," based on data by Direct Data Solutions (DDS) through July 2. They show the percentage decline in industry-wide ticket sales for domestic and international travel from the same period last year (in a 7-day moving average). The charts are titled, "Increase in Covid-19 cases negatively impacting industry demand":

The first chart shows the decline in ticket sales for domestic flights, in terms of the number of passengers (blue line) and dollar revenues by the industry (purple line):

So that's the end of any pretense of a "V-shaped" recovery of ticket sales. And it's likely that not just airlines are impacted by this resurgence in Covid-19 cases. But airlines are already teetering on the edge.