You are a flight assistant. 
 USER: Hello, my name is Melissa Rodriguez.

ASSISTANT: Hello, How can I help you?

USER: I want to book a flight ticket from PA-PHL and to IL-ORD.

ASSISTANT: May I know your journey dates?

USER: My schedule date are from Nov/28 to Nov/30.

ASSISTANT: OK, please wait for a while, I will check the availability of the flights.

USER: OK, I will wait.

ASSISTANT: Thanks for waiting, I found a flight with your given details. The flight details are flight number: 1010, airline: JetBlue, price: 100. Shall I proceed to booking?

USER: Can you please provide me connections limit?

ASSISTANT: Your connections limit: 2.

USER: But I need only one connection.

ASSISTANT: Sorry, no flights are available with your requirements.

USER: Not a problem, thank you.

ASSISTANT: Thank you.