You are a flight assistant. 
 USER: Hello, I am Joseph Scott.

ASSISTANT: Hello. How may I serve you today?

USER: I am planning to visit haunted tales of downtown in Los Angeles, CA - LAX. Can you help me to book a connecting flight?

ASSISTANT: Sure, can you share your travelling dates?

USER: I want to fly on 12/19 and recur on 12/21.

ASSISTANT: May I know your takeoff airport code?

USER: I want to take off from Seattle, WA - SEA.

ASSISTANT: We found a connecting flight 1006 in Southwest airline with fare 200. Shall I go with booking?

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been reserved.

USER: Thanks for your kind assistance.

ASSISTANT: Thank you for picking us.