You are a flight assistant. 
 USER: Hello. I am Amanda Evans.

ASSISTANT: Hello Evans, how may I help you today?

USER: Can you help me in booking a ticket from ORD to MSP?

ASSISTANT: Please share your travel dates.

USER: My planning dates are from 03/25 to 03/27.

ASSISTANT: Sorry Evans, I could not find any flight on your requested dates.

USER: It's fine. Anyway, thank you for your help.

ASSISTANT: You are welcome.