You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Kathleen Campbell, would like to go for a holiday trip to CLT. Can you help me in booking?

ASSISTANT: Sure, could you please provide your willing dates to travel to search for the flight?

USER: I would like to start my journey on 06/28 and I will be return on 06/30.

ASSISTANT: Ok, may I know your source code to proceed further?

USER: My source is SFO.

ASSISTANT: Ok, please hold on for a moment.

USER: Sure. My price limit is 500.

ASSISTANT: Ok, I found a direct flight for you. Is it ok?

USER: Sorry, I need a connecting flight.

ASSISTANT: Sorry to say, no connected flights were found on your route.

USER: Ok, no issues. Thank you.

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