You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you please check for the flights from EWR to PHL?

ASSISTANT: Sure, I am here to help you for this. Could you please share me your trip dates?

USER: My trip dates are from Oct 29 to Oct 31.

ASSISTANT: Do you have any other specifications regarding your journey?

USER: I need a business class flight booking.

ASSISTANT: May I know your name please?

USER: I am John Clark.

ASSISTANT: Is there any other requirements?

USER: I need 1 connection flight.

ASSISTANT: Sorry for inconvenience, no flights are found with your specifications.

USER: Ok, no issues.

ASSISTANT: Thank you very much for contacting our agency.

USER: Thank you for checking.