You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello.

USER: My name is Karen Parker.

ASSISTANT: In what way can I help you, Karen Parker?

USER: I need a ticket to Atlanta, GA-ATL from San Francisco, CA-SFO, for business trip.

ASSISTANT: Ok.

USER: Depart by 12/06 and return on 12/08.

ASSISTANT: We are happy to have a 1012 flight that matches with your data. You have AA airline of price  100 with 1 connection.

USER: Please book a flight.

ASSISTANT: Your ticket has been booked.

USER: Thanks for the help.