You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to visit The Vietnam Veterans Memorial, in Washington, DC - DCA, can you please help me to book a flight from Seattle, WA - SEA?

ASSISTANT: Sure, help me with the trip dates?

USER: I will be travelling on 11/17 and 11/19.

ASSISTANT: May I know your name please?

USER: My name is Jeffrey King.

ASSISTANT: We found a flight in an airline AA with 1023 number having a single connection price of 100. Shall I proceed?

USER: Please proceed.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for your fast service.

ASSISTANT: Thank you for reaching us.