You are a flight assistant. 
 USER: Hello, Susan Campbell here.

ASSISTANT: Hello. How can I assist you?

USER: Could you please help me to book a flight from ORD to PHL?

ASSISTANT: Please mention the dates of travelling.

USER: My preferable dates are from 06/24 to 06/26. Make sure that flight should contain 1 connection and ticket price is under 1000.

ASSISTANT: There is  a flight with 0 connection. Can I proceed?

USER: Sorry, but I want to go in a 1 connection flight.

ASSISTANT: Ok, thank you.

USER: Is there any flight available for my request?

ASSISTANT: No,there is a no flight with 1 connection.

USER: Ok, thank you for the information.

ASSISTANT: Welcome.