You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you help me to book a flight ticket from LGA to PHL?

ASSISTANT: Sure, may I know your planned travelling dates?

USER: My travelling dates are 16 to 18 of Mar.

ASSISTANT: For further proceeding, may I know your good name?

USER: Amy Carter.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: I would like to return in the morning.

ASSISTANT: Sorry to inform you that, there is no flight found as per your travelling details.

USER: It's ok, not a problem, thank you.

ASSISTANT: Thank you for reaching us.