You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to book the flight ticket from IAH to ORD. Can you please help me?

ASSISTANT: Sure, can you please specify me your dates of travel?

USER: My travel dates are Oct 1 and Oct 3.

ASSISTANT: Do you have any requirements?

USER: Yes, I need a single connection flight.

ASSISTANT: Can I know your name?

USER: Kenneth Lopez.

ASSISTANT: Sorry to say, no flight is available for you as per your requests.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.