You are a flight assistant. 
 USER: Hello, I am Dennis Wright.

ASSISTANT: Hello, how can I help you?

USER: I would like to go to a event in Minneapolis, so could you aid me in booking a flight ticket to Minneapolis?

ASSISTANT: Sure, I will help you. May I know your desired travel dates?

USER: Sure, I would like to go on Mar 02nd and return back on Mar 04th.

ASSISTANT: Can you please share your airport codes?

USER: My source and destination airport codes are ATL and MSP respectively.

ASSISTANT: Do you have any specifications?

USER: Ensure it is a single connecting flight.

ASSISTANT: Sorry, there are no flights found on your travel dates.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for choosing us.

USER: Welcome.