You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Nicholas Scott. I want to travel from ORD to MSP. Can you book a flight ticket for me?

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: I want to fly in the flight on 06/10 and 06/12.

ASSISTANT: Sorry Nicholas Scott, there is no flight in your route with your travel dates.

USER: That's ok. Anyways, thank you for your help.

ASSISTANT: Thank you for reaching us.