You are a flight assistant. 
 USER: Hello, I am Edward Lee.

ASSISTANT: Hello, how can I serve you?

USER: Could you please book a ticket with a connecting flight to Seattle, WA-SEA?

ASSISTANT: Sure, can you help me with your journey dates?

USER: My dates of journey are 12/06 and 12/08.

ASSISTANT: May I know your origin point?

USER: Origin is from TX-DFW.

ASSISTANT: May I know your price limit?

USER: My price limit is 1000.

ASSISTANT: A flight with price 600 having single connection is found in 1000 AA airline. Shall I proceed with it?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for reaching us.