You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I am William White. I am planning to travel from Oakland CA-OAK to Minneapolis & St. Paul MN-MSP.

ASSISTANT: Sure, can you please share your planned dates?

USER: Ya. My planning dates are depart is on 10/17 returning on 10/19.

ASSISTANT: Ok, do you have any other restrictions to be met?

USER: With one single connection. Price limit is up to 1000.

ASSISTANT: Ok, please hold on, let me check with the airlines and revert to you,. Thanks for your valuable time, sorry, unfortunately no flights matching your criterion.

USER: OK. Its OK.

ASSISTANT: Thanks for opting us, have a great day ahead.

USER: Thank you.