simple look up table for 2 matches - PHP w password protected - 3 hours project max

Need very simple system Online under our domain PHP/MYSQL basically a look up table for part A 1. Find Sender Email ------------------------------------- Code # | Sender Email example 1123 email _______ set(button) 27210 email __________ set(button) on Top of that above put Find Sender Email: Enter Code:____________ FIND SENDER SUBMIT and will Show the sender Email and then below the set option Part B: 2. Find Replier email: Search : Enter Code from sender reply email :_____________ Submit Show result Below Enter Replier Code _____________ , ____________(Email) Set Example 62727 email 272727 email 92912 email this area has to be protected by password . Aso create Admin w password where admin enter the code and the email with it if duplicate code should say: pick another code Allow code to be xxxxxxx 7 digits long or less but admin select code for the Sender search and the user enter code for the reply part B Also admin can clean old codes when he choose to with Delete code option on sender part A very simple We need it urgent Today $20-$60 +/- you put on our server . it is PHP/MYSQL Show us on your end and then we move to ours Thx