英文作文关于投诉餐厅

Dear Sir or Madam,
I am writing to inform you that I hope you can inspect the service of your restaurant.If you convince.
I am dissatisfied with waiter beacuse of his impolite behavior.For one thing,we came into the restaurant for seveal minutes,he gave someone a ring all the while and refuse to talk with me.For another,He eat our food by stealth.
I hope you will give due attention to this matter.Thank you~
Sincerely yours,
XX

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