You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Catherine Martin, I want to book a flight ticket to OAK from my current city on 10/31. Can you please help me in booking my flight ticket?

ASSISTANT: Sure, I can help you. May I know your return journey date and origin airport code?

USER: Thank you for your positive response, my origin code is LAX and I have planned my return journey on 11/02.

ASSISTANT: Please hold on for a while.

USER: Sure, take your time and please get me a single connected flight for my journey.

ASSISTANT: Sorry, no flight is available on your route.

USER: Not a problem, I will go with another resources to reach out my destination. Anyway thank you for the help.

ASSISTANT: Thank you for contacting us.