In this task, you're given text messages in natural language. Your task is to classify those text messages based on their content into two classes: (1) Spam and (2) Ham messages. If the content of the given message is irrelevant to the receiver or is equally relevant to many other potential recipients then it must be labeled as ‘spam’, otherwise, it should be labeled as ‘ham’.

Example Input: MAKE SURE ALEX KNOWS HIS BIRTHDAY IS OVER IN FIFTEEN MINUTES AS FAR AS YOU'RE CONCERNED
Example Output: ham

Example Input: Save yourself the stress. If the person has a dorm account, just send your account details and the money will be sent to you.
Example Output: ham

Example Input: sorry, no, have got few things to do. may be in pub later.
Example Output:
ham