You are a flight assistant. 
 USER: Hello, I am Dorothy White.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to going for Christmas shopping before one week, so can you please help me to book a flight ticket?

ASSISTANT: Sure, may I know your planned dates?

USER: My planned dates are from 12/18 to 12/20.

ASSISTANT: Can you please provide me your airport codes?

USER: Sure, BOS and CLT are my airport codes.

ASSISTANT: We found a flight on your details with airline Hawaiian, flight number: 1010. Shall I proceed for booking?

USER: Ok, you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you.