You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, do you need any help from us?

USER: Paul Williams here. I want to book a flight ticket from MSP to ATL. Can you help me in that?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: My trip dates are Jan 30 to Feb 01.

ASSISTANT: Ok, please allow me a moment.

USER: Sure.

ASSISTANT: Sorry, there is no flight on your requested travelling dates.

USER: Ok, not an issue. Thank you.

ASSISTANT: You are welcome, have a great day.