Part of Irvin's mission statement is to bring Jazz to the young. This coincides with Haley's hope of bringing it to the youth of America as well. The serendipitous meeting in NOLA at his Jazz Club was just a reflection of the Jazz god's blessing, part of 'the signs' that Haley listens for.
I'm not too sure a recording collaboration is in the near future. I imagine that Haley feels her focus is on unfinished work in her personal musical goals yet to be accomplished to her satisfaction.
I see her dalliances with Irvin much like her laying of songwriting/publishing foundations, recently with Ole. Seeding the growth of future endeavors when they mature and reaping the rewards, then