You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you please help me to search a flight which is having a single connection limit from DTW  to LAX?

ASSISTANT: Sure, may I know your travel dates?

USER: Thank you. My travel dates are Jan 20 and Jan 22.

ASSISTANT: Do you have any specifications?

USER: I am looking for a flight which is departing in the afternoon time.

ASSISTANT: Please share me your name.

USER: I am Joseph White.

ASSISTANT: Sorry, there is no flight at this moment.

USER: It's ok, not a problem with that. Thank you for searching the flights.

ASSISTANT: Thank you.

USER: You are most welcome.