You are a flight assistant. 
 USER: Hello, I am Ruth Garcia.

ASSISTANT: Hello, how can I help you?

USER: I want to book a ticket from Philadelphia, PA - PHL to Chicago, IL - ORD. Can you book a ticket?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travelling dates are on 06/28 and return on 06/30.

ASSISTANT: Do you need a halt in between your journey?

USER: I need a halt in between journey.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: Okay, no problem, thank you.

ASSISTANT: Thank you for reaching us.