Query: user: Hi there, could you help me search for a bus please?
assistant: Sure, where do you intend to visit?
user: I would like to search for bus rides for one person to Long Beach.
assistant: May I know where will you be leaving from?
user: I intend to depart from San Francisco.
assistant: How about the date of your departure?
user: I would probably be leaving on the 5th.
assistant: Sure, there are 7 buses which matches your requirements, one of which is an economy bus leaving at 7:50 am which will cost you $49.
user: I see, are there any other buses available?
assistant: Would you like an economy bus leaving at 8:50 am which will cost you $46.
user: I see, are there any alternatives?
assistant: Would you like the 9:10 am economy bus which would cost you $48 instead?
user: May I know which station does the bus depart and arrive at?

Intent: Buses:FindBus