You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you at this moment?

USER: Can you please book a ticket from LGA to PHL?

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: My journey dates are Sept 22 and Sept 24.

ASSISTANT: Do you have any connection limit preference?

USER: I need a direct flight.

ASSISTANT: May I know your specific depart and arrival timings for this trip?

USER: I would like to return in the evening time.

ASSISTANT: Do you have any other specifications for this trip?

USER: No.

ASSISTANT: May I know your good name please?

USER: I am Joseph Anderson.

ASSISTANT: Joseph Anderson, there are no direct flight services are available on this route on your provided dates.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for contacting us.