Sure, the man yells back, you're in a hot air balloon about 30 feet above this field.
( ( Sure ( , ( ( the man ) ( yells back ) ) ) ) ( , ( you ( ( 're ( in ( ( a ( hot ( air balloon ) ) ) ( ( ( about 30 ) feet ) ( above ( this field ) ) ) ) ) ) . ) ) ) )
(ROOT (S (S (INTJ (RB Sure)) (, ,) (NP (DT the) (NN man)) (VP (VBZ yells) (PRT (RP back)))) (, ,) (NP (PRP you)) (VP (VBP 're) (PP (IN in) (NP (NP (DT a) (JJ hot) (NN air) (NN balloon)) (PP (NP (QP (RB about) (CD 30)) (NNS feet)) (IN above) (NP (DT this) (NN field)))))) (. .)))
"Sure." The man yells "youre in a hot air balloon about 30 feet high above the field 
( ( ( `` ( ( Sure . ) '' ) ) ( The man ) ) ( ( yells ( `` ( ( youre ( in ( a ( hot ( air balloon ) ) ) ) ) ( ( about 30 ) feet ) ) ) ) ( high ( above ( the field ) ) ) ) )
(ROOT (S (NP (NP (`` ``) (NNP Sure) (. .) ('' '')) (NP (DT The) (NN man))) (VP (VBZ yells) (NP (`` ``) (ADJP (JJ youre) (PP (IN in) (NP (DT a) (JJ hot) (NN air) (NN balloon)))) (QP (RB about) (CD 30)) (NNS feet)) (ADVP (JJ high) (PP (IN above) (NP (DT the) (NN field)))))))