You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your good name please?

USER: I am Justin White.

ASSISTANT: Justin, how can I help you now?

USER: I am planning to attend my friend marriage in WER, can you help me in booking a ticket from LAS?

ASSISTANT: Sure, I will help you with that.

USER: I am Planning to travel on 03/29 and I will be back on 03/31.

ASSISTANT: Ok.

USER: I am sorry I want to change my destination code EWR instead of that.

ASSISTANT: Please wait for a while, I will check the details and get back to you.

USER: Sure, take your own time.

ASSISTANT: Thank you for waiting, there is a flight 1006 in Frontier airline has the price 200.Can I proceed?

USER: Is that direct flight?

ASSISTANT: No, it is not a direct flight.

USER: Ok, don't proceed for booking.

ASSISTANT: Sorry Justin, there are no flight with 0 connection limit.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us, have a nice day.

USER: Thank you, same to you.

ASSISTANT: You are welcome.