You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Angela Phillips, can you help me to book a flight on 06/28 and 06/30?

ASSISTANT: Sure, may I know your codes of airport you want to travel?

USER: My source is DTW and my destination is ATL.

ASSISTANT: Ok, please wait a moment I will check for best services on your routes.

USER: Sure, search a flight with 500 price limit.

ASSISTANT: Thank you for waiting, I found a flight 1009 in JetBlue airline matching your details with price 200. Shall I proceed?

USER: Yes, please.

ASSISTANT: Ok, your booking is done.

USER: Thank you.

ASSISTANT: You are welcome, have a safe flight.