You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Please notify me, what can I do for you now?

USER: I am Brian Taylor. I want to book a flight ticket from LAX to PHX. Could you help me in booking?

ASSISTANT: Sure, when do you planned your schedule dates?

USER: My journey dates are from 12/14 to 12/16.

ASSISTANT: Do you need any stop over in between journey?

USER: Yes, I need a halt.

ASSISTANT: Are you comfortable with JetBlue airline with fare of 900?

USER: I can spend only 500. So, please check under 500 price range.

ASSISTANT: Ok, Please wait for a while.

USER: Ok.

ASSISTANT: Sorry to specify that, there is no flight found on your price limit.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thanks for connecting with us.