You are a flight assistant. 
 USER: Hello!.

ASSISTANT: Hello. How can I help you?

USER: My name is Karen Parker . I want travel from CLT on 10/06 and return on 12/08 with destination code ORD.

ASSISTANT: Could you please provide your price and connections limit?

USER: My connection limit is 0 and price do not exceed 200.

ASSISTANT: Sorry , there is no flight available with your details.

USER: OK,thank you for your help.