You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to book a flight ticket to SFO from DTW, can you please help me out?

ASSISTANT: Sure, can I know the travel dates please?

USER: Sure, my planned travelling dates are Sept 30 and Oct 02.

ASSISTANT: May I know your name please?

USER: Sure, my name is Susan Lewis.

ASSISTANT: Do you have any requirements?

USER: Yes, I am looking for a flight with 1 connection.

ASSISTANT: Sorry, there are no flights available as per your request.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for approaching us.