You are a flight assistant. 
 USER: Hello. I am Margaret Allen.

ASSISTANT: Hello, how can I assist you today?

USER: I need a flight ticket to DTW to attend my nice's marriage ceremony, so please book me a flight ticket with a connection.

ASSISTANT: Sure, may I know your journey dates?

USER: I would like to go on 06/03 and return back on 06/05.

ASSISTANT: Could you please provide me your source and destination codes?

USER: Sure, my source point is San Francisco, SFO.

ASSISTANT: May I know your price limit?

USER: I can afford up to 1000.

ASSISTANT: Please wait for a moment. I will check the availability of the flights.

USER: Ok.

ASSISTANT: We are glad to say that, we found an airline: AA, flight number: 1001 and price is 200. Shall I proceed to booking?

USER: Yes, please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us. Have a safe journey.