You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Larry Phillips.

ASSISTANT: How may I help you at this moment?

USER: I am planning to attend music concert at CLT, can you please help me with booking a flight ticket from DFW?

ASSISTANT: Sure, I am glad to help you with that. Could you please tell me your travel dates?

USER: Sure, I would like to take off on 03/16 and return back on 03/18.

ASSISTANT: Ok, please wait a minute.

USER: Ok, but please make sure that the connection limit is 0.

ASSISTANT: Sorry to inform you, there are no flights available with the connection limit 0 in this route.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: You are welcome. Thank you for contacting us.

USER: You are welcome.