/// <summary>
/// Fetches all the bookings from a person
/// </summary>
/// <param name="userId">The id of the person</param>
/// <returns>Returns a List of Interfaces of Booking</returns>
public IEnumerable <IBooking> FetchBookings(string userId)
{
var bookings = _personRegister.FetchBookings(userId);
return(bookings);
}