नोंथाङा रोंग'सार महरै गानथारनांगौनि गोनांथि गैया, नाथाय बेखौ थि खालामनांगौ दि नोंथाङा जिखियानो गाना मानो, बे साफा आरो सिखोन जानांगोन।
You don't necessarily have to dress professionally, but you should make sure whatever you wear is clean and neat.