You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Samuel Green here.

ASSISTANT: Samuel, do you need any help from my side?

USER: I would like to travel from Detroit to Philadelphia for attending a meeting. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I will help you in booking, can you please share your airport codes?

USER: My airport codes are from DTW to PHL. Make sure my connections limit is 0.

ASSISTANT: Please share your travelling dates?

USER: My departure date is 11/17 and return date is 11/19.

ASSISTANT: Sorry for the inconvenience, no flights as per your details.

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for reaching us.