Thanks to Xaveir for the chords for this song,
All the rest of the work was figured out by ear, but I don't know if this is right.
Take this as a guideline to anyone who wants to play this.

Tuning: Double drop-D (DADGBD)

Chords:

Dsus2 (xx0230@1) G (320003@1)  Am|-0-| (x02210@1)|-0-| |-0-|
|-3-| |-3-| |-1-|
|-2-| |-4-| |-2-|
|-0-| |-5-| |-2-|
|-0-| |-5-| |-0-|
|-0-| |-0-| |-0-|

D|-0-2-4-2-0---4-2-0---0-0-|
B|-----------2-------0-----|
G|-----------------0-------|
D|-----0-----------------0-|
A|-----------0-------------|
D|-------------------------|

Dsus2 (Upstroke)
Flowers placed
        AmAt (x02210@1)the foot of the grave
       G (320003@1)            Dsus2Of (xx0230@1)the one we lost forever.

Dsus2
Jesus, please,
         AmLet (x02210@1)her soul rest in peace
          G (320003@1)                  Dsus2And (xx0230@1)make way a new angels in heaven.

Dsus2 (xx0230@1)    AmSummergirl (x02210@1)went away
       G (320003@1)           Dsus2Everything (xx0230@1)has been dying.
       Dsus2 (xx0230@1)    AmSummergirl (x02210@1)went away
         G (320003@1)          Dsus2And (xx0230@1)the sun doesn't shine.

Dsus2
All alone
        AmIn (x02210@1)the house we called home
         G (320003@1)                     Dsus2And (xx0230@1)the walls still echo of her laughter.

Dsus2
We'd dream of a world
      AmFar (x02210@1)away we'll never know,
           G (320003@1)                   Dsus2Since (xx0230@1)she left I don't dream anymore.

Dsus2 (xx0230@1)    AmSummergirl (x02210@1)went away
       G (320003@1)           Dsus2Everything (xx0230@1)has been dying
       Dsus2 (xx0230@1)    AmSummergirl (x02210@1)went away
         G (320003@1)          Dsus2And (xx0230@1)the sun doesn't shine

Bridge: Some of the chords are upstrokes here.

Dsus2 (xx0230@1)Am (x02210@1)G (320003@1)    Dsus2 (xx0230@1)D|-0---0---0--5-4-2-0-|
B|-3---1---3--3-3-3-3-|
G|-2---2---4--4-0-0-2-|
D|-0---2---4--5-5-0-0-|
A|-0-------5--0-0-0-0-|
D|--------------------|

Do this twice, second time without the chord run.

Am  G      Dsus2 (Upstroke)

D|-0--0---------0-|
B|-1--3---------3-|
G|-2--4---------2-|
D|-2--5---------0-|
A|-0--5-----------|
D|----0-4-5-7-0---|

Repeat the last part twice first time around, making sure to exaggerate the notes on the 
D string. Second time around play the last part as the first line of the chorus.

Dsus2 (xx0230@1)      AmSummergirl (x02210@1)went away
       G (320003@1)           Dsus2Everything (xx0230@1)has been dying.
       Dsus2 (xx0230@1)     AmSummergirl (x02210@1)went away
         G (320003@1)                      Dsus2And (xx0230@1)the sun and the sun doesn't shine...

Am, G, Dsus2

Dsus2
No more...Yeah.
 GYeah... (320003@1)                   Dsus2No, (xx0230@1)the sun don't shine no more
                 GEver (320003@1)since you went away. Oh yeah.

G (320003@1)      Dsus2D|-0--0-------0-| (xx0230@1)B|-3--3-------3-|
G|-4--0-------2-|
D|-5--5---0---0-|
A|-5--5---0---0-|
D|-5--4---2---0-|

& That's about it. Have fun learning, & congratulations to all Myles Kennedy/Mayfield 
Four/Alter Bridge fans for having good taste.
See you all soon.