You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you today?

USER: My friend have interview on 07/21. So I want to book a flight ticket for him. Can you help in booking?

ASSISTANT: Sure. May I know your friend's journey details?

USER: Sure, he wants to fly from New York, NY - LGA.

ASSISTANT: Ok.

USER: Book a ticket to Oakland, CA - OAK.

ASSISTANT: And let me know the journey dates.

USER: He should return on 07/23. Please make the booking with the name Emma Lee.

ASSISTANT: Please wait for a while, I will check and revert to you.

USER: Sure.

ASSISTANT: Thanks for your time. You have AA airline with flight number 1018 of price 200 with 1 connection.

USER: Please book it.

ASSISTANT: Ok, your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you, and have a safe journey.