You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Justin Roberts.

ASSISTANT: How may I guide you today?

USER: I would like to meet my relatives at CA-LAX on 04/13. Could you please help me with booking a flight ticket?

ASSISTANT: Can you please share your journey dates?

USER: Sure, I intend to return on 04/15.

ASSISTANT: May I know your source code?

USER: My source code is Oakland, CA-OAK.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: I found a ticket for you with price 100, flight number is 1010 and connection is 1. Is it ok for you?

USER: Yes, please proceed.

ASSISTANT: I confirmed your ticket successfully.

USER: Thank you for your assistance.

ASSISTANT: Thank you for contacting us.