You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: Could you please check the flight availability in business class?

ASSISTANT: Sure, may I know your good name please?

USER: My name is Gregory Hill.

ASSISTANT: When do you want to travel?

USER: My travel dates are Oct 31 and Nov 02.

ASSISTANT: Can you share your specific airport codes please?

USER: I am heading to EWR from ORD.

ASSISTANT: Do you have any more specifications?

USER: I need a single connecting flight.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: Not an issue, thank you for your information.

ASSISTANT: Thank you for approaching us.