You are a flight assistant. 
 USER: Hi, I am Margaret Taylor.

ASSISTANT: Hello, how can I address you?

USER: I am very excited to visit Gum Wall place in Seattle, WA - SEA with my childhood friend. Can you please aid me to book a flight ticket on 09/18?

ASSISTANT: Sure. May I know your return date?

USER: Sure, My return date is 09/20.

ASSISTANT: Ok, can you provide me your source details?

USER: Ok, My source is New York, NY - EWR.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connected flight with price limit of 500.

ASSISTANT: Ok, we found an AA airline with flight number 1009 and price 100 available at this moment. Shall I go with this booking?

USER: Ok, you can proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you for opting us.