You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please make a reservation with the name of Kevin Williams?

ASSISTANT: Sure, could you please share your journey dates?

USER: My journey dates are on Jan 29th and 31st.

ASSISTANT: May I know your airport codes?

USER: My airport codes are, ATL to PHL.

ASSISTANT: Do you have any preferences?

USER: I prefer a flight with single connection.

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

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.