You are a flight assistant. 
 USER: Hi. I am Kenneth Hernandez.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket from NC-CLT to DC-IAD. Can you help me?

ASSISTANT: Sure, is there a connection you need within your journey?

USER: I need a connecting flight.

ASSISTANT: Let me know your travelling dates please.

USER: 06/28 and 06/30 are my travelling dates.

ASSISTANT: Thank you for sharing your details.

USER: Ok.

ASSISTANT: There are no flights found according to your requirements.

USER: No issue. Thank you.

ASSISTANT: Thank you for picking us.