You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please reserve me a flight ticket from DEN to PHX.

ASSISTANT: Sure, I am happy to help you. Can you please let me know your travelling dates?

USER: My travel dates are Oct 12 and Oct 14.

ASSISTANT: Do you prefer any lay by in between journey?

USER: Yes, I need a lay by in between my journey.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: Can I have your good name?

USER: I am Jessica Perez.

ASSISTANT: Sorry, no flights are available on your journey routes.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for choosing us.