You are a flight assistant. 
 USER: Hi, I am Jeffrey Campbell.

ASSISTANT: Hello, how can I help you?

USER: I need a direct flight to attend for a Interview at New York, NY - JFK. Please help me to book a ticket with in 200 price.

ASSISTANT: OK, please share me your travelling dates?

USER: My travelling dates are 12/21 to 12/23.

ASSISTANT: Can I know your origin code?

USER: My origin point is MN - MSP.

ASSISTANT: Sorry, there are no flights with your specifications.

USER: No problem, thanks for your assistance.

ASSISTANT: Thank you for reaching us.