Here is how to jump to any mission in any of the tours:
 For starters make a backup copy of your pilot (PLT) 
 file and then open up the original using a hex editor. 
 Search for the following hex offsets and then
 replace them with the suggested values below:
                                         
 0189 08 gives you the B-Wing Maze badge
 03F3    change value to 00-12 for tour 4 missions 1-18
 03F4    change value to 00-12 for tour 5 missions 1-18
 03F5    change value to 00-12 for tour 6 missions 1-18
 03F6    change value to 00-12 for tour 7 missions 1-18