Trading Purple tulips/purple roses per pink tulips

[MayorGong]

Hello I need some pink tulips, I'm willing to trade a few purple tulips or purple roses (I have like 6 or 7 from each one) per a few pink tulips.
I can buy too but trading I'm fine Thanks!

 

[mynooka]

I have two pink tulips I can trade for two purple tulips if you're interested?

 

[overlord]

I'd love purple tulips! I have a bunch of pink tulips... how many did you want?