Design a melodic composition using the outlined structure while keeping within the customary elements of the given genre.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:6/8
K:D
 f/g/ | afd gec | d2 d dcB | AGF EFG | FEF Dfg | afd gec | d2 d dcB | edc BAG | A A2 A2 :| A | 
 AFA AFA | B2 B BAB | c2 c cBA | d2 d d2 A | d2 d dcd | e2 e efg | afd gec | d2 d d2"^Fin" || A | 
"^Promenade" AGF G2 G | GFE F2 A | AGF B2 A | AGF E2 A | AGF G2 G | GFE F2 A | ABc dgf | 
 edc d2"^Fin" |]  