You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Kimberly Hall. I want to travel to BOS. Can you help me in booking from MSP?

ASSISTANT: May I know your desired travel dates please?

USER: My desired dates are from Mar 4 to Mar 6.

ASSISTANT: Sorry to say, there is no flight on your desired travel dates.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for opting us.