You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you please check the availability of flights from ORD to CLT to exhibit my arts?

ASSISTANT: Please provide your trip dates.

USER: My trip dates are on April 16 and 18.

ASSISTANT: Do you need any connection limit?

USER: I need a connected flight to travel.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: Sure, my name is Virginia Gonzalez.

ASSISTANT: There are no flights available on your routes.

USER: Ok, thanks for your information.

ASSISTANT: Thank you for opting us.