How to say with regard to our appointment on february 27, i regret to inform you that i will not be able to keep it because my business trip schedule has been changed. in Japanese
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２２(２) (num) two月月(gatsu) (n-suf) month/used after number or question word２７no dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb日日(nichi) (n-suf) day of month/counter for daysのの(no) (prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates question約束約束(yakusoku) (n,vs) arrangement/promise/appointment/pact/engagement/convention/ruleにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.ついて(exp) about/concerning/as to/regardingです(aux) be/is/areがが(ga) (prt) indicates sentence subject/indicates possessive/but/however/still/and、、(、) Japanese comma申し訳申し訳(moushiwake) (n,vs) apology/excuseありませんno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verbがが(ga) (prt) indicates sentence subject/indicates possessive/but/however/still/and、、(、) Japanese comma私私(watashi) (pn,adj-no) i/meのの(no) (prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates question出張出張(shucchou) (n,vs) official tour/business tripスケジュールスケジュール(sukejuru) (n,vs) scheduleがが(ga) (prt) indicates sentence subject/indicates possessive/but/however/still/and変更変更(henkou) (n,vs) change/modification/alteration/revision/amendmentにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.なな(na) (prt) connects adj to noun/indicates emotion or emphasis/command/prohibitionったためno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb、、(、) Japanese commaそのその(sono) (n,n-suf) that/garden/orchard/park/plantation/place/location日日(nichi) (n-suf) day of month/counter for daysにに(ni) (prt) indicates such things as location of person or thing, location of short-term action, etc.おお(o) (int) oh!/polite prefix to the next word会会(kai) (n) gatheringいい(i) (prt) strengthens a question, assertion, etc.するする(suru) (vs-i) to do/to cause to become/to make/to turn/to serve as/to act as/to work as/to wear/to judge as being/to view as being/to think of as/to treat as/to use as/to decide on/to choose/ to be sensed/to be/to be worth/to cost/to pasことこと(koto) (prt) particle indicating a command/particle indicating mild enthusiasm/particle indicating a gentle interrogative/particle used to soften a judgment or conclusionがが(ga) (prt) indicates sentence subject/indicates possessive/but/however/still/andでで(de) (prt) indicates location of action/at/in/indicates time of action/indicates means of action/cause of effect/by/and then/so/indicates continuing action/ indicates certainty, emphasis, etc.きなくなりましたno dictionary result, likely a conjigated verbno dictionary result, likely a conjigated verb。。(。) Japanese period "."
