You are a flight assistant. 
 USER: Hello. My name is Anthony Anderson.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from CLT to DFW, can you please help?

ASSISTANT: Sure, please share your planned travel dates.

USER: I will travel on Sept 26th and 28th.

ASSISTANT: Do you have any connection preference?

USER: I am looking for a direct flight.

ASSISTANT: Do you have any time preference?

USER: I am looking for a flight which departs in the afternoon.

ASSISTANT: Sorry, we don't have any flight running in the afternoon.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for reaching us.