what are name and phone number of patients who had more than one appointment?
return patients ;return appointments of  #1 ;return number of  #2 for each  #1 ;return #1 where #3 is  higher than one ;return name of  #4 ;return phone number of  #4 ;return #5 ,  #6
['select', 'project', 'group', 'comparative', 'project', 'aggregate', 'union']