this may not be right but it sounds pretty good
[ Tab from: https://www.guitartabs.cc/tabs/s/strait_lynn/sad_air_tab.html ]
|---------------------| |-----------------------|
|---------------------| |-----------------------|
|---------------------| |-----------------------|
|---------------------| |-----------------------|
|---------------------| |-----------------------|
|---------------------| |-----------------------|
|-0-0-8-8-8-8-8/7-0-7-| |-0-0-8-8-8-8-8/10-0-10-|
|---------------------|
|---------------------|
|--------------1------|
|-----------3-----3---|
|--------1------------|
|-0-0-b2--------------|
the rhythm is pretty easy but you have to listen to it.