Your task is to extact ***targets*** from a given diaogue. A ***target*** means an object that at least one speaker expresses one's feeling towards.

The dialogue is given as below:
 
Human_A: 'Well , what is the situation of P50 .',
Human_B:  'The only disadvantage is that there is no 5 G . Do n't Mi fans know why not 5 G ? Does Huawei want to use 4 G ?',
Human_A:  'Um , then sell sky -high price .',

Your answer is: 