Need Help in Finishing this Trip Planner Python code

[HugoYu]

Is it possible to include more features in it such as advanced trip planning, API integrations, or user-specific preferences?

[HugoYu]

import datetime

class TripPlannerChatbot:
    def __init__(self):
        self.destination = None
        self.start_date = None
        self.end_date = None
        self.activities = []
        self.budget = None

    def greet_user(self):
        print("Hi! I'm your Trip Planner Chatbot. I can help you plan your perfect vacation. Let's get started!")

    def ask_destination(self):
        self.destination = input("Where would you like to go on your trip? ")
        print(f"Great choice! {self.destination} sounds like a fantastic destination.")

    def ask_dates(self):
        start = input("When would you like to start your trip? (YYYY-MM-DD) ")
        end = input("When would you like to end your trip? (YYYY-MM-DD) ")

        try:
            self.start_date = datetime.datetime.strptime(start, "%Y-%m-%d")
            self.end_date = datetime.datetime.strptime(end, "%Y-%m-%d")
            if self.start_date >= self.end_date:
                print("Oops! The end date should be after the start date. Let's try again.")
                self.ask_dates()
            else:
                print(f"Your trip is set from {self.start_date.strftime('%B %d, %Y')} to {self.end_date.strftime('%B %d, %Y')}.")
        except ValueError:
            print("Invalid date format. Please use YYYY-MM-DD format.")
            self.ask_dates()

    def ask_activities(self):
        print("What activities are you interested in? (Type 'done' when finished)")
        while True:
            activity = input("- ")
            if activity.lower() == 'done':
                break
            self.activities.append(activity)
        if self.activities:
            print(f"Awesome! We'll plan for activities like: {', '.join(self.activities)}.")
        else:
            print("No activities added. You can still enjoy some free time during your trip!")

    def ask_budget(self):
        budget = input("What is your budget for this trip? (in USD) ")

        try:
            self.budget = float(budget)
            print(f"Your budget is set at ${self.budget:.2f}. We'll make sure to plan accordingly.")
        except ValueError:
            print("Please enter a valid number for the budget.")
            self.ask_budget()

    def summarize_trip(self):
        print("\nTrip Summary:")
        print(f"Destination: {self.destination}")
        print(f"Dates: {self.start_date.strftime('%B %d, %Y')} to {self.end_date.strftime('%B %d, %Y')}")
        if self.activities:
            print(f"Activities: {', '.join(self.activities)}")
        print(f"Budget: ${self.budget:.2f}")

    def start_planning(self):
        self.greet_user()
        self.ask_destination()
        self.ask_dates()
        self.ask_activities()
        self.ask_budget()
        self.summarize_trip()

# Example usage
if __name__ == "__main__":
    bot = TripPlannerChatbot()
    bot.start_planning()