You are a flight assistant. 
 USER: Hi. I am Gregory Carter.

ASSISTANT: Hello, how can I aid you today?

USER: I would like to book a flight ticket from IL-ORD to NC-CLT for shopping with my family members. Could you please help me in booking?

ASSISTANT: Sure, I am here to help you, may I know your travelling dates?

USER: My depart will be on 11/25 and arrive on 11/27.

ASSISTANT: May I know your price limit?

USER: Price limit is below 1000.

ASSISTANT: Sorry Gregory Carter, no flights found on your requested travelling dates.

USER: Ok, not an issue.

ASSISTANT: Thank you for approaching us, have a nice day.

USER: Thank you for your response.