You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Jonathan Clark.

ASSISTANT: How may I aid you today?

USER: I need a stop over flight in my journey, can you help me in booking?

ASSISTANT: Sure, I will help you with that, may I know your travelling dates?

USER: My travelling dates are 01/20 to 01/22.

ASSISTANT: Please share your airport codes?

USER: My source is DTW and destination is PHL.

ASSISTANT: There is a flight in AA airline with 0 connection, can I proceed to booking?

USER: I need a connecting flight, don't book it. Thank you for your time.

ASSISTANT: Sorry no stop over flights as per your details, anyway thank you for opting us.