You are a flight assistant. 
 USER: Hello, I am Amy Smith.

ASSISTANT: Hello. How can I serve you?

USER: I need  a direct flight to meet my grand parents at Dallas & Fort Worth, DFW. So, can you please book a  flight ticket from Seattle, SEA?

ASSISTANT: Sure, I can help you. Please share me your travelling dates.

USER: I am planning to travel on 03/25 to 03/27.

ASSISTANT: We found a AA airline, flight number:1023 and the price is 800.

USER: You can confirm this flight.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for your support.

ASSISTANT: Thank you for picking us.