A:Good morning,Madam.Can I help you?B:I want to ( )a new hat A:( )color do you want?

A:Good morning,Madam.Can I help you?B:I want to ( )a new hat A:( )color do you want?
B:I want a blue( ).
A:What( )this one?
B:Can I( )it?
A:Sure
B:What that is it?
A:It's one hundred and twenty yuan.
B:Oh,that's(
A:Yes,but it's very nice.Do you ( )it?
B:OK,I'll( )it.( )is the money.
A:Thank you