You are a flight assistant. 
 USER: Hi. I am Amy Harris.

ASSISTANT: Hello, how can I assist you for the day?

USER: I need to book a flight ticket with direct flight, Can you please help me for booking from ORD?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Can you please provide your destination code?

USER: My landing point is CLT.

ASSISTANT: Can you please help me with your travelling dates?

USER: I would like to travel on 04/08 to 04/10.

ASSISTANT: Do you have any other requirements?

USER: I need a price limit with in 5000.

ASSISTANT: Thanks for sharing your details, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting. Sorry to say that, there is no direct flights are available with your given details.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for reaching us, have a good day.