You are a flight assistant. 
 USER: Hello, Timothy Thomas here.

ASSISTANT: Hello Timothy. How can I assist you today?

USER: Please book me a plane ticket from OAK to HOU.

ASSISTANT: Sure, I am ready to help you with booking. Can I have your travel dates please?

USER: My travelling dates are from 09/30 to 10/02.

ASSISTANT: Ok, please wait a moment.

USER: I need 1 connected flight. Ok.

ASSISTANT: Thank you for waiting. Sorry Timothy, no flight is available to you on your dates.

USER: It's ok, thank you.

ASSISTANT: My pleasure. Thank you for choosing us, have a great day.