You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I have planned to participate in Death Valley Adventure at Charlotte, NC - CLT. Can you please book a connected flight?

ASSISTANT: Sure, may I know your planned journey dates?

USER: My travelling dates are 11/26 and 11/28.

ASSISTANT: Can you please provide me your source point?

USER: My source is Dallas & Fort Worth, TX - DFW.

ASSISTANT: May I know your name please?

USER: Sure, I am Benjamin Miller.

ASSISTANT: Sorry, there are no flights found with your given dates.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for opting us.