You are a flight assistant. 
 USER: Hi, I am Brian Campbell.

ASSISTANT: Hello, how may I assist you today?

USER: Please help me to book an economy class ticket with single connection from Minneapolis to Chicago.

ASSISTANT: Sure, kindly share your travelling dates.

USER: I would like to start on 03/03 and my return date will be on 03/05.

ASSISTANT: Ok, can you please mention your selected airport codes?

USER: I want to depart from Minneapolis, MN-MSP to reach Chicago, IL-ORD.

ASSISTANT: Ok, please wait.

USER: Sure.

ASSISTANT: Thanks for waiting, no flights were found on your requested dates.

USER: No issues, I'll choose any alternative to reach my destination. Thank you for your information.

ASSISTANT: Thank you for opting us.