"estion: I want to book a round-trip flight from Penang to Hanoi, leaving on 25 February and coming back on 3 March, with a flight budget of RM 1,800.
{'departure city': 'Penang', 'arrival city': 'Hanoi', 'departure date': '25 February', 'returning date': '3 March', 'flight budget': '1800', 'headcount': 1, 'task': 'search flight'}",