You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am planning to attend my sister marriage at Oakland, OAK. Could you please help me with booking a flight ticket from MSP?

ASSISTANT: Sure, let me know your travelling dates.

USER: My planned travel dates are June 12 and June 14.

ASSISTANT: May I know your connection limit?

USER: I need a flight with single connection limit.

ASSISTANT: Do you have any other requirements?

USER: No, I din't have any other requirements.

ASSISTANT: May I know your name please?

USER: Sure, myself William Phillips.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: That's ok, no problem. Thank you for your service.

ASSISTANT: Thank you for choosing us.