You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me to search a flight from NC-CLT to  PA-PHL?

ASSISTANT: Ok, may I know your travelling dates?

USER: The travel dates are 07/29 to 07/31.

ASSISTANT: may I know your connection limit? May I know your name?

USER: Yes, I want 1 connection limit. Sure, my name is Benjamin Baker.

ASSISTANT: Sorry, no flights found with 1 connection.

USER: Ok, no poblem.

ASSISTANT: Thank you for reaching us.

USER: Thank you for your information.