You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am looking to book a plane ticket with 0 connections.

ASSISTANT: Ok, please mention your airport codes.

USER: My airport codes are from MSP to ATL.

ASSISTANT: May I know your journey dates please?

USER: My travelling dates are from 10/15 to 10/17.

ASSISTANT: May I know your name please?

USER: My name is Frank Mitchell.

ASSISTANT: Frank, no flights has been found on your requested dates.

USER: It's ok, thank you for your response.

ASSISTANT: Thank you for choosing us.