just do some research you can plan yourself the trip with help of few sites for booking flights and stays. like skyscanner, airbnb, trivago,etc. wil help. also just search trips already in tripoto about myanmar so u wil get things to do as well.
Just do primary research for the tour operators and get the itineary for ur trip and suggest your preference for type of spot u wanna cover. u can also compare multiple providers rates and package offerings. tripoto too offers good packages and tour guide for the same, please do search in the holiday column.