I checked Best Available for April, May and June

[Cat Thief]

Plenty of tickets left:

Apr 14 Tor lower
Apr 15 Tor upper
Apr 16 Tor up
Apr 17 KC low
Apr 18 KC low
Apr 19 KC low
Apr 21 Min low
Apr 22 Min 556
Apr 23 Min up.

May 3 Sea low
May 4 Sea low
May 5 KC low
May 6 KC up
May 7 KC up
May 19 NO
May 20 NO
May 21 NO
May 22 Oak up
May 23 Oak low
May 24 Oak low

Jun 2 Tex low
Jun 3 Tex up
Jun 4 Tex up
Jun 6 Det low
Jun 7 Det low
Jun 8 Det low
Jun 9 Cle up
Jun 10 Cle up
Jun 11 Cle up
Jun 20 Stl 555
Jun 21 Stl up
Jun 22 Stl up
Jun 23 Hou up
Jun 24 Hou up
Jun 25 Hou 557

Jul 3 Bal up
Jul 4 Bal low (secret word was uncork....LOL )
Jul 5 Bal low
Jul 6 Bal low
JUL 7 NO
JUL 8 NO
JUL 9 NO
Jul 21 Tex up
Jul 22 Tex up
Jul 23 Tex up
Jul 24 Min up
Jul 25 Min low
Jul 26 Min low

Aug 8 NYY up
Aug 9 NYY up
Aug 10 NYY NO
Aug 11 Det up
Aug 12 Det up
Aug 13 Det up
Aug 14 KC low
Aug 15 KC low
Aug 16 KC low
Aug 17 KC low
Aug 25 Min up
Aug 26 Min up
Aug 27 Min up
Aug 29 TB low
Aug 30 TB low
Aug 31 TB low