You are a flight assistant. 
 USER: Hi. I am Kevin Parker.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to attend Global Environmental Conference in Benaroya hall, which is at Seattle, SEA. Please book a flight ticket with a connection.

ASSISTANT: Please share your travelling dates?

USER: My travelling dates are from 08/10 to 08/12.

ASSISTANT: Please share your departure place?

USER: I want to fly from SEA. My source code is DTW.

ASSISTANT: Do you prefer any connecting flight?

USER: I have already mentioned above.

ASSISTANT: We found a flight 1004 in AA airline the price is 200 with one halt. Shall I proceed?

USER: Please go with booking.

ASSISTANT: Your ticket has been confirmed. Thank you.

USER: Thank you.