You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Can you aid me in booking flight ticket from MSP to ORD?

ASSISTANT: Sure, may I know your name?

USER: I am Virginia Davis.

ASSISTANT: May I know your trip dates?

USER: My journey dates are Oct 26 and Oct 28.

ASSISTANT: Do you have any connection limit?

USER: I prefer a direct flight.

ASSISTANT: Any other requirements to be met?

USER: I would like to return in the afternoon.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Not a problem, thank you for the help.

ASSISTANT: Thank you for reaching us.