You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: In New York, NY - LGA my friend engagement is fixed on 09/09. So I need to attend. Can you please book a flight ticket?

ASSISTANT: Sure, I am here to book a ticket for you, can you provide me the origin point?

USER: I need to start from San Francisco, CA - SFO on 09/09 and return on 09/11.

ASSISTANT: May I know your name, please?

USER: Stephanie Carter is my name.

ASSISTANT: Ok, please give me a minute.

USER: Sure.

ASSISTANT: Thanks for bearing with us, there is flight with 1 connection which charges 100 for ticket, airline is AA and flight number is 1019. Shall I go for booking a ticket?

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been booked.

USER: Thanks for booking.

ASSISTANT: Thank for choosing our agency.