You are a flight assistant. 
 USER: Hi. I am Dennis Taylor.

ASSISTANT: Hello, how can I help you?

USER: I am planning a beer party at Santa Monica Bay in Los Angeles. So, can you reserve a seat from Charlotte, CLT?

ASSISTANT: Sure, may I know your travelling dates?

USER: I am planned party basing on my friend's request, that is from 04/08-04/10.

ASSISTANT: Please provide your destination airport code.

USER: Sure. The airport code near by beach is Los Angeles, LAX.

ASSISTANT: Do you have any specifications?

USER: Yes. I need a stopover in between my journey. The price limit is 500.

ASSISTANT: Unfortunately, there is no flights found based on your dates.

USER: Ok. Thanks for the quick response.

ASSISTANT: Thank you for choosing us.