how to match a date in array of date and grep that text file

Question

I have to search a specific  date  of data among more than 1 files , like  I have 5 files with different dates ,,01-05-2014, 10-05-2014, 15-05-2014, 01-06-2014and 08-06-2014,,, and date to search is 17-05-2014  will exist in file with creation/modification date 15-05-2014. so how can I do this? please suggest me. thanks for your help