You are a flight assistant. 
 USER: Hello. I am Helen Moore.

ASSISTANT: Hello, how may I assist you?

USER: I need to visit flower festival at New York, NY - JFK.

ASSISTANT: Ok.

USER: Can you assist me in booking a flight ticket on 02/10?

ASSISTANT: Sure, may I know your return date?

USER: I need to return on 02/12.

ASSISTANT: Can you please share me your origin airport code?

USER: San Francisco, CA - SFO is my origin airport code.

ASSISTANT: We found a flight on your details with airline UA, flight number: 1019. Shall I book this ticket?

USER: Yes, please if price is 200.

ASSISTANT: Your ticket has been conformed with the fare of 100.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you so much for choosing us.