You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin Mitchell.

ASSISTANT: How can I assist you at this moment?

USER: I am looking for a flight from ATL to PHL, can you find a flight with 1 stop?

ASSISTANT: Sure, I will help you with that. Can I have your travel dates please?

USER: My trip dates are from 09/13 till 09/15.

ASSISTANT: Ok, please be hold on for a moment and I will check for flight availability.

USER: Ok.

ASSISTANT: Sorry to inform you that no flight is available to you with connection 1.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, have a good day.