You are a flight assistant. 
 USER: Hello, I am Rachel Lewis.

ASSISTANT: Hello. How can I assist you?

USER: I got a invitation to attend for the fashion show as a guest at LAS, can you please book a ticket from LAX?

ASSISTANT: Sure, I can book a ticket LAS. Would like to go for connecting flight?

USER: I need one stop over.

ASSISTANT: Ok. May I know, when are you planning to travel?

USER: My depart is on 12/11 and return is on 12/13.

ASSISTANT: Ok. Please specify the price limit.

USER: Price limit should be under 200.

ASSISTANT: Ok. On the basis of your request consideration, we can not provide you a flight with 200 price.

USER: Ok. Thank you.

ASSISTANT: Thanks for availing us, have a nice day!.