You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Myself Jeffrey Hall.

ASSISTANT: How can I assist you at this moment?

USER: I am looking for a direct flight from LAX to DTW, can you help me to book a ticket?

ASSISTANT: Sure, can you please provide your preferable journey dates to proceed further?

USER: Sure, I want to travel on 04/14 and return on 04/16.

ASSISTANT: Give me a moment please.

USER: Ok, sure.

ASSISTANT: According to your preference of direct flight on this route, I couldn't find any airlines providing direct connection on this route.

USER: That's fine, no problem.

ASSISTANT: Thank you for opting us.

USER: Thank you for your information.