# import necessary libraries
import pandas as pd
import numpy as np

# create a sample series
dates = pd.Series(['2022-02-01', '2022-02-02', '2022-02-03'])

# convert series in a numpy array and specify data type
timeseries = np.array(dates, dtype = 'datetime64')

# convert array back into a series
timeseries = pd.Series(timeseries)

# print the result
print(timeseries)