You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: I want to attend a Seminar in OAK. Can you please help me for booking the flight ticket from DTW?

ASSISTANT: When you are willing to travel?

USER: My travelling dates are Jan 18 and Jan 20.

ASSISTANT: Do you have any connection limit?

USER: I prefer single connecting flight.

ASSISTANT: May, I know your good name?

USER: Jessica Harris.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for choosing us.