You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to travel from NC - CLT to TX - DFW. My travelling dates are 06/28 and 06/30.

ASSISTANT: Sure, please wait a moment.

USER: Ok. Make sure connection limit should be 1.

ASSISTANT: May I know your name please?

USER: I am Jack Walker.

ASSISTANT: Sorry, there are no flights as per your request.

USER: Thank you for the information.

ASSISTANT: Thank you for reaching us, have a good day.