dialogue: THEM: i would like one of each please <eos> YOU: can i have both hats ? the rest to you <eos> THEM: i need one hat <eos> YOU: okay , i get one hat and two books <eos> THEM: sure <eos> YOU: <selection>
output: item0=2 item1=1 item2=0 item0=0 item1=1 item2=1