Design a class RailwayTicket with the following description: Instance variables/data members: String name: to store the name of the customer. String coach: to store the type of coach customer wants to travel. long mobno: to store customer’s mobile number. int amt: to store basic amount of ticket. int totalamt: to store the amount to be paid after updating the original amount. Methods: void accept(): to take input for name, coach, mobile number and amount. void update(): to update the amount as per the coach selected. Extra amount to be added in the amount as follows: Type of coaches Amount First_AC 700 Second_AC 500 Third_AC 250 sleeper None void display(): To display all details of a customer such as name, coach, total amount and mobile number. Write a main() method to create an object of the class and call the above methods. PLZZ WRITE THE CODE IN JAVA ITS URGENT