You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Can you please help me in booking a flight ticket to ATL from MSP?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: My travel dates are from Jul 22 to Jul 24.

ASSISTANT: Do you have any connection limit preference?

USER: Yes, I need a single connecting flight.

ASSISTANT: Do you have any class preference for this trip?

USER: No.

ASSISTANT: May I know your good name please?

USER: I am Larry Wilson.

ASSISTANT: Larry Wilson, we regret to inform you that there are no flight services are available on this route on your provided dates.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for contacting us.