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Construct an E-R model for an online Flight ticket booking system. i) Entity TICKET_BOOKING with attributes booking_id, booking_date, booking_desc. ii) Entity USER with attributes name, user_id, user_mail, user_DOB, user_phone(multiple attribute). iii) Entity LOGIN with attributes login_id, login_username and login userpassword, and airline enquiry as a weak entity set on user. iv) Entity PASSENGER with attributes passenger_id, contact detail, name, vaccination certificate and age. v) PAYMENT method as a week entity set to TICKET_BOOKING with attributes net banking, credit card, UPI, Payment_Id, Debit card. vi) Draw relationships between entities based on the association among them. Mark the Primary key, Foreign keys, Candidate keys and tabulate the same below your ER diagram