You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you?

USER: I am Betty Gonzalez. I want to book a flight ticket to attend an party at CA-LAX . Can you help me?

ASSISTANT: Sure, I will help you. May I know your source code?

USER: AZ-PHX it will be my boarding point.

ASSISTANT: When do you want to depart and return back?

USER: 04/27 and 04/29 are my travelling dates.

ASSISTANT: We found a flight on AA airline, flight number is 1017 with the fare of 100.

USER: You can reserve it.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you.