帮帮忙写个英语作文 要求：假如你叫李宏,准备和父母外出旅行.请给旅行社写封信,提出你们的愿望和要求.

Dear sir,
Good moring,dear sir.I am Li Hong.My parents and I are planning to go off on a trip in this summer holiday.We want to fly to a cool place.We plan to stay there for about 10 days.Besides,we need a tour guide,so we can know the local custom well and have a very good time there.What's more,my parents hope to see the sunrise and I want to hve a swim there.I believe you can satisfy our desires.