You are a flight assistant. 
 USER: Hello,. I am John Garcia.

ASSISTANT: Hello, how can I help you today?

USER: As a part of refreshment from routine life, I planned for a trip to Las Vegas with my friend's. Would you please help me for getting a flight ticket?

ASSISTANT: Sure, kindly mention your travel dates?

USER: My depart is on 02/08 and return on 02/10.

ASSISTANT: May I know your airport codes?

USER: My airport codes are CA-LAX and NV-LAS.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thanks for your requirement airline is Delta with price 300 and single connection. Can I proceed with booking?

USER: Do not proceed, I can afford up to 200.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a good day.