You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you today?

USER: I am Elizabeth Gonzalez. I am planning for a trip from ORD to MSP, for attending a function in my aunt's home.

ASSISTANT: Elizabeth Gonzalez, let me know your journey dates?

USER: Sure, my travel dates are from 10/15 and 10/17.

ASSISTANT: Sorry, I could not find any flight with your travel dates.

USER: It's ok, thanks for your information.

ASSISTANT: My pleasure.