Update assignment2.md

assignments/assignment2.md

@@ -113,7 +113,7 @@ Store the information of booking, Maximum 5 tickets allowed in a booking.
 
 - Subscribe message, Assign seats per requirement and store information to redis db.
 
-Patient details sample format: 
+sample format: 
 ```json
   {
 	"mobile_no" : "9876543210",