Hi Hazel,  
Both of these dates have been given the green light to go ahead.  
At the moment; 
For the 15th September tour there are currently 17 travellers booked with the group made up of 5 men and 12 women with ages from early-40s through to late-70s. 
For the 29th September tour there are 14 travellers booked with the group made up of 4 men and 10 women with ages from mid-40s through to late-70s. 
Kindest regards, 
Julia