Delta.com flight status parse

Would like a PHP script that will get a flight status from [login to view URL] The following variables will be given: Flight number Date (today, tomorrow, yesterday are the only variables the system will accept) Departure airport (some flights have the same flight number but different departure airports) The script will parse the info from [login to view URL] and return: Flight status Departure time Departure gate Arrival time Arrival gate This should be written in PHP