Wedding Congratulation Phrases Nepali Speakers: How Do You Say "Congratulations On Your Wedding" And "I Hope You Enjoy Your Trip" In Nepali?

Nepali speakers: How do you say "Congratulations on your wedding" and "I hope you enjoy your trip" in Nepali? - wedding congratulation phrases

I began to learn a little of Nepal from a friend, but my knowledge is not about "I'm hungry than to eat" and "What are you doing this weekend to go.
My friend goes back to Nepal to get married, and I would at least be able to congratulate him.
Who can translate what I really like. I learned the Nagari script and should not be a problem of transliteration is the Roman script.
Thank you!