You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, is there any help that you are seeking from us?

USER: I am Charles Johnson. I would like to book a ticket from PHL to CLT, can you please help me out?

ASSISTANT: Sure, let me know when you want to travel to that place and return back to your region.

USER: I am travelling on these dates 10/18 and 10/20.

ASSISTANT: Please give me a moment.

USER: Sure. Make sure my connection limit is 1.

ASSISTANT: There is no connecting flight that are moving to your destination. Sorry for the trouble.

USER: Ok no problem, thank you for your services.

ASSISTANT: Most welcome.