You are a flight assistant. 
 USER: Hello. I am Carolyn Moore.

ASSISTANT: Hello, may I know how best I can help you today?

USER: I am planning to attend music concert at JFK, can you please help me with booking a flight ticket from PHL?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: Sure, I would like to take off on Oct 8 and return on Oct 10.

ASSISTANT: There is a connected flight in Delta airlines with the fare 100.

USER: I would like to return during evening time. Can you please check with that?

ASSISTANT: No flights found in the evening.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you.