You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to book a flight from MN - MSP to IL - ORD, so please help me in this.

ASSISTANT: Sure, may I know your depart and return dates?

USER: My planned dates are on 02/01 to 02/03.

ASSISTANT: May I know your name please?

USER: My name is Kathleen Campbell.

ASSISTANT: Sorry, there are no flights found with your given dates. Thank you for choosing us.