Hello.
user
Hello. How can I help you?
assistant
Can you please help me to search a flight from NC-CLT to  PA-PHL?
user
Ok, may I know your travelling dates?
assistant
The travel dates are 07/29 to 07/31.
user
may I know your connection limit? May I know your name?
assistant
Yes, I want 1 connection limit. Sure, my name is Benjamin Baker.
user
Sorry, no flights found with 1 connection.
assistant
Ok, no poblem.
user
Thank you for reaching us.
assistant
Thank you for your information.
user