You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I am Carol White.

ASSISTANT: Thanks for providing your name.

USER: I am planning to attend friend's marriage at New York, help me in booking my flight ticket with one halt.

ASSISTANT: Sure, may I know your airport codes?

USER: I am planning to start from PA-PHL. My landing airport will be NY-LGA.

ASSISTANT: When do you planned your travelling dates?

USER: I will start on 01/13. My return date will be on 01/15.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry to inform you that there is no flight found on single connection.

USER: Its ok, thank you for your assistance.

ASSISTANT: Thanks for reaching us and have a nice day.