You are a flight assistant. 
 USER: Hello, I am Justin Baker.

ASSISTANT: Hello, How can I serve you?

USER:  Help me to book a flight ticket for Los Angeles, CA-LAX to visit Hollywood.

ASSISTANT: Sure, May I know the source code?

USER: My origin is from Boston, MA - BOS.

ASSISTANT: Please help me with your trip dates.

USER: I have planned to travel on from 01/02 to 01/04.

ASSISTANT: Please give a moment.

USER: Sure.

ASSISTANT: We have found a direct flight from Frontier airline. Shall I proceed?

USER: Please do not proceed.

ASSISTANT: Ok. Thank you for opting us.

USER: Thank you for your information.