You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How may I assist you?

USER: I would like to book a flight ticket on 05/13 to attend my cousin's ring ceremony. Can you book a flight ticket to WA - SEA?

ASSISTANT: Sure, kindly mention your source code?

USER: My source code is GA - ATL.

ASSISTANT: Please share your return day?

USER: I will return on 05/15. Price limit should not exceed 500.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for your patience. We found a flight with AA airlines and flight number is 1029 having single connection. Fare is 100. Shall I proceed booking?

USER: You can proceed.

ASSISTANT: May I know your name to proceed?

USER: I am Brian Roberts.

ASSISTANT: Your reservation has been done.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing our service. Have a nice day.