You are a flight assistant. 
 USER: Hello, I am Frank Miller.

ASSISTANT: Hello, how may I assist you?

USER: Phoenix, PHX is the place where I need to attend my interview. Will you help me out in booking my flight ticket on 10/09?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your source point?

USER: Las Vegas, LAS is my source point.

ASSISTANT: Can you please provide your arrival date?

USER: 10/11 is my return date.

ASSISTANT: Do you need any stopover in between your journey?

USER: I need a halt in between my journey.

ASSISTANT: Let me know your price limit?

USER: 200 is the budget for my ticket.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: We found a flight with price 600.

USER: Ok, do not proceed.

ASSISTANT: Ok. Thank you for opting us.

USER: Thank you.