You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jack Hernandez.

ASSISTANT: How can I help you?

USER: I am planning to attend an event in CLT. Please a book a ticket from ATL.

ASSISTANT: Ok, can I know your travelling dates?

USER: I am planning to start my journey on 12/24 and my return will be on 12/26.

ASSISTANT: Ok, give me a moment. I have found a flight for you with a price of 300 and a connection of 1. Can I proceed?

USER: Can you please check the flights with a price of 200.

ASSISTANT: Sorry for the inconvenience. There is no flight ticket with a price of 200.

USER: It's ok. Thank you for your response.

ASSISTANT: You are welcome.