You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Kenneth Garcia. Can you please book me a ticket from DTW to DFW to meet my family?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I have planned to travel on 08/16 and 08/18.

ASSISTANT: May I know your price limit?

USER: I can afford up to 200.

ASSISTANT: Do you need a halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for opting us.