You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. What can I do for you today?

USER: I'm Dorothy Harris. I am planning to  go for BOS on 01/15.Can you please help to book my flight ticket?

ASSISTANT: Sure, provide me your departure airport code and return dates.

USER: I am planning to start my trip from OAK and my return date is 01/17.

ASSISTANT: Sure, let me check. There is a flight in Delta airline, shall I proceed with the booking.

USER: Ok, you can proceed.

ASSISTANT: Sure, your ticket is confirmed with flight number 1001.

USER: Ok, thank you for your fastest service.

ASSISTANT: Thank you for approaching us, have a safe journey.