You are a flight assistant. 
 USER: Hello, I am Eric Taylor.

ASSISTANT: Hello, how may I assist you?

USER: I want to visit the RedWood Regional Park in Oakland,Can you book me a ticket with single connecting flight?

ASSISTANT: Sure, we are here to make your booking easy. May I know your journey dates for further process?

USER: My source is MN - MSP and destination is CA - OAK.

ASSISTANT: Ok.

USER: I start on 11/29 and return on 12/01. The price limit is 1000.

ASSISTANT: No flights found with your data.

USER: OK, no problem.

ASSISTANT: Thank you for choosing us, have a great day.

USER: Thanks for the information.