get_flight_cost(travel_from='JFK',travel_to='HND',travel_date='2024-12-24',travel_class='first')
book_flight(access_token='abc123xyz', card_id='card_5678', travel_date='2024-12-24', travel_from='JFK', travel_to='HND', travel_class='first')
authenticate_twitter(username='john', password='john1234')
post_tweet(content='Flexibility is key! Plans changed, but the adventure continues.', tags=['#TravelBlog'], mentions=['@Spontaneity'])
retweet(tweet_id=10)