You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in flight ticket booking process from PHL to EWR?

ASSISTANT: Sure, can you please share your planned travel dates?

USER: Thank you for your response, I want to take off on Dec 17 and book my return ticket also on Dec 19.

ASSISTANT: May I know your name please to proceed further?

USER: Sure, my name is Benjamin White.

ASSISTANT: Do you need a connecting flight?

USER: I will prefer 1 break in between my journey.

ASSISTANT: Do you have any other specifications?

USER: I want to travel in normal cost airline.

ASSISTANT: Benjamin White, no flights has been found on your planned journey dates.

USER: Oh! It's ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.