You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Larry Williams. I want to book a ticket from SEA to DTW, can you help me?

ASSISTANT: Larry, I am here to help you. May I know your travel dates?

USER: My travel dates are 11/16 and 11/18.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: There is a direct flight available, are you comfortable with this flight?

USER: I need a flight with connection 1.

ASSISTANT: Ok, let me check.

USER: Ok.

ASSISTANT: Sorry to say you that there is no flight available with single connection on your preferred dates.

USER: No problem, thanks for checking.

ASSISTANT: You are welcome and thank you for approaching us.