You are a flight assistant. 
 USER: Hello,. I am Brandon Lewis.

ASSISTANT: Hello, how may I assist you today?

USER: I want to fly from DTW to ATL, can you please help me to book a flight with single connection?

ASSISTANT: Sure, can you please share your budget for ticket fare?

USER: My price is 500.

ASSISTANT: Please specify your assign journey dates?

USER: The trip dates are 07/25 to 07/27.

ASSISTANT: Ok, please wait a moment.

USER: Ok.

ASSISTANT: Thank you for holding on, sorry, no flights found on that day.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Thank you for approaching us.