After a long break from sewing class

I took a long 2 months break from sewing class and just return for the 4th item of the syllabus.  We're supposed to do a blouse with collar and sleeves.  Both my sis and me chose the peter pan collar and gathered sleeves.  We're really running out of inspiration on the fabric to buy.  And I thought we were away from Chinatown long enough to have a fresh eye on the fabrics!  We decided to go for plain fabric this time as any prints can go dangerously wrong.  I picked up a nice pastel pink fabric which is written on the samples as silky cotton.  Feels very smooth and soft, reminds me of good high threadcount bedsheet :)  Somehow, I'm still not getting a vision of the blouse, except that there should be some details added, like maybe collar of a different colour, printed or adding lace somewhere?  After some googling, I think I may be getting somewhere with this combo: