You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you today?

USER: I am Ashley Campbell. I am planning to travel from MSP to ORD.

ASSISTANT: Sure, please share your trip dates too.

USER: My travelling dates are 05/23 to 05/25.

ASSISTANT: Sorry, no flights are available on your route.

USER: That's ok. Thank you.

ASSISTANT: Welcome, have a nice day.