英文请病假先生：我想和您请三天假,两天年假一天病假,分别是 X月X日 X月X日 病假是X月X日,要去医院复查,希望您批准

Dear Sir
i would like to have three days off,two for annual leave and one for sickness allowance.
XXX and xxx are for annual leaves,xxx for sickness allowance and on this day I will go to the hospital for recheck.
Hope i can get your permission for this.