My take at the challenge written in Haskell this time!
changeToMessage::Float->StringchangeToMessagechange|change==2.2="Here is your Americano, have a nice day!"|change==2.3="Here is your Late, have a nice day!"|change==2.4="Here is your Flat White, have a nice day!"|change==3.5="Here is your Filter, have a nice day!"|otherwise="Sorry, exact change only, try again tomorrow!
My take at the challenge written in Haskell this time!
Try it online.