Multi-turn user requests:
user: Arrange travel from Rivermist to Los Angeles on a specific date, ensuring preferred seating is 'business' and correct travel date '2024-11-15'; pay using card with id '1_3456' and access token 'abc123xyz'.
user: Cancel the booked flight due to a schedule change.
user: Draft a social media update about recent flights for sharing. Use my account with username 'michael_t' and password 'michaelSecurePass123' with the message 'Just booked a flight to Los Angeles! Excited for the trip.'
user: Retweet the tweet I just posted to widen its reach within my network.

Ground-truth function call sequence:
TravelAPI.get_nearest_airport_by_city
TravelAPI.book_flight
TravelAPI.cancel_booking
TwitterAPI.post_tweet
TwitterAPI.retweet