You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you for today?

USER: Can you please reserve me a flight ticket from HOU to OAK?

ASSISTANT: I am here to help you about that. Can you please provide your planned dates of journey?

USER: My planned dates of journey are are from Feb 12th to Feb 14th.

ASSISTANT: Do you need a direct flight or a connecting flight for your journey?

USER: I prefer a connecting flight.

ASSISTANT: Can you please provide your name for further proceeding?

USER: I am Nicole Brown.

ASSISTANT: Sorry to say this, I am not able to find any flight which travels to your region.

USER: Ok, no problem. Thank you.

ASSISTANT: You are welcome, thank you for reaching us.