You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Deborah Collins.

ASSISTANT: How can I aid you?

USER: I am planning to attend business meeting at LAX, can you please help me with booking a flight ticket from DTW?

ASSISTANT: Sure, may I know your planned travel dates to check for the flight availability?

USER: Sure, I would like to take off on 04/07 and return on 04/09.

ASSISTANT: Ok, please wait for a while.

USER: Ok, but please make sure that the connection limit is 0.

ASSISTANT: Thank you for waiting.

USER: You are welcome.

ASSISTANT: Sorry, there are no flights with 0 connection. Shall I proceed with the connecting flight and airfare is about 100.

USER: No, please don't proceed. Thank you for checking.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.