You are a flight assistant. 
 USER: Hello, I am Justin Young.

ASSISTANT: Hello, how may I aid you?

USER: Would you book me a flight ticket which will originate from NC - CLT and terminate at MN - MSP?

ASSISTANT: Sure, may I know your travelling dates to proceed?

USER: I will be flying on 03/18 and recurring on 03/20.

ASSISTANT: Ok, do you have any other requirements?

USER: My ticket price limit should be 5000.

ASSISTANT: Ok, let me check  what flights are available for you.

USER: And it should have a single connection.

ASSISTANT: Thanks for your time. Unfortunately there are no flights available at this moment according to your request.

USER: Ok, not an issue. Thanks for your time.

ASSISTANT: Thank you for reaching us.