You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I serve you?

USER: I want to travel to Seattle to taste different types of wines at wine tour, can you help me to book a connecting flight?

ASSISTANT: Sure, I am here to help you. Can I know your travelling dates?

USER: My plan to start on 02/05 and I intend to return on 02/07.

ASSISTANT: Please share me your preferable airport codes.

USER: My boarding point is Chicago, IL-ORD and my destination is Seattle, WA-SEA.

ASSISTANT: May I know your name?

USER: I am Brain King.

ASSISTANT: We found a Southwest airline, flight number:1006 and the price is 200. Can I reserve it?

USER: Sure, please reserve the ticket.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.