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
 A |:{G} (TF>EF) D2 =c | (B/=c/dc){c} TB2 d | AFD D2 g | f/g/af d2 A |{G} (TF>EF) D2 =c | 
 (B/=c/dc){c} B2 g | afd afd | Adc d3 :: d2 b afd | efg ecA | d2 b afd | afd a3 | d2 b afd | 
 efg fed |1 B>dB A2 g | (TF>EF) d3 :|2 B3 A2 g | (f>ef) d3 ||  