You are a flight assistant. 
 USER: Hi, Andrew Young here.

ASSISTANT: Hello. How can I assist you today?

USER: I would like to visit Cloud Gate which is located at Chicago, can you please help me to book a ticket from IAH to ORD?

ASSISTANT: Sure, I am here to help you with that. Can I have your travel dates please?

USER: Ok, my dates of journey is from 07/05 to 07/07.

ASSISTANT: Ok, please wait a moment.

USER: Sure, please make sure that the price limit is 200.

ASSISTANT: Ok, I will check with that.

USER: Sure.

ASSISTANT: Sorry Young, no flight is available to you with price 200.

USER: Ok, no problem.

ASSISTANT: Thank you for choosing us, have a great day.

USER: You are welcome always.