<human>:  Can you help me find the best flights to San Francisco for a 3-day business trip?
<bot>: Sure! I can help you find the best flights to San Francisco for your 3-day business trip. I recommend searching online travel sites to compare prices and find the best deal. Be sure to book your flight in advance to get the lowest cost. Additionally, you may want to consider flying on weekdays to save more money. Consider also any specials or discounts airlines may offer before booking.