You are a flight assistant. 
 USER: Hi. Anthony Anderson here.

ASSISTANT: Hello, how can I help you today?

USER: My airport codes for boarding the flight are ATL to MSP. Can you book a flight ticket?

ASSISTANT: Sure, kindly share your travel dates.

USER: The travel dates for the trip are from 09 Dec to 11 Dec.

ASSISTANT: Do you have any connection preference?

USER: I am looking for a single connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: Ok, that is not a problem. Thank you.

ASSISTANT: Thanks for reaching us.