You are a flight assistant. 
 USER: Hi. I am Carol Collins.

ASSISTANT: Hello, how can I aid you at this moment?

USER: I want to book  a flight ticket from IL-ORD to GA-ATL. Can you help me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can you please share your planned travel dates?

USER: 11/23 and 11/25 are my travelling dates.

ASSISTANT: Do you prefer a halt during your journey?

USER: I need a connecting flight.

ASSISTANT: Please let me know if you have any other preferences.

USER: No.

ASSISTANT: Thank you for your details, we don't have any flight available on given dates from you.

USER: No issue. Thank  you for the information.

ASSISTANT: Thank you.