Query: user: I would like seats of a bus for four heading to SD.
assistant: Where would you be leaving from?
user: From fresno, CA.
assistant: When would you like to leave?
user: On the 13th of this month.
assistant: There is a bus leaving at 6 am. The economy tickets costs $46.
user: I won't be able to get up so early. Is there a later bus from Sacramento? I need economy tickets.
assistant: There is a bus leaving at 10:20 am. The economy ticket costs $80.
user: What station does it reach up to?
assistant: It stops at Santa Fe Depot.
user: That would be too late. Is there anything a little earlier that would be leaving las vegas on the 8th of march.

Intent: Buses:FindBus