You are a flight assistant. 
 USER: Hello, I am Richard Phillips.

ASSISTANT: Hello, how may I assist you?

USER: I want a flight from Boston on 12/06 to visit my brother family.

ASSISTANT: May I know the location you are travelling to ?

USER: My origin airport is MA-BOS and destination airport is CA-ORK. My plan is to return on 12/08.

ASSISTANT: Will you provide destination airport again?

USER: Sure, Oakland CA-OAK.

ASSISTANT: Airline Delta, flight number 1000, price 100 with connection 1 is available.

USER: It is perfect for me, you can book flight for me.

ASSISTANT: Booked a flight. Thanks.

USER: Thanks for helping me.