You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am planning to visit historical places in Minneapolis, could you book a ticket for me?

ASSISTANT: Yes, I can help in booking. May I know your dates?

USER: My travel dates are 09/17 and 09/19.

ASSISTANT: Help me in providing your travelling airport codes.

USER: I am travelling from SFO to MSP.

ASSISTANT: Before proceeding may I know your name?

USER: My name is Amanda Nelson.

ASSISTANT: Nelson, I found a flight with number:1019 and the airlines is AA. Is it ok for you?

USER: Please book my ticket.

ASSISTANT: Nelson, your ticket has booked. Enjoy your journey.

USER: Thank you for your service.

ASSISTANT: You are welcome.