You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you for today?

USER: I would like to book a flight ticket from SFO, can you please assist me in booking a flight ticket to ORD?

ASSISTANT: I am here to help you about that. Can you please provide your planned dates of journey?

USER: My planned dates are June 19th and June 21st.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight for this trip?

USER: I would like to travel in a connecting flight.

ASSISTANT: Do you have any other requirement for your journey?

USER: No.

ASSISTANT: Can you please provide your name for further proceeding?

USER: Steven Lewis.

ASSISTANT: Sorry Steven Lewis, there are no flights which travels on your region as per your requirements.

USER: Ok, not an issue. Thank you.

ASSISTANT: You are welcome, thank you for reaching us.