You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you now?

USER: Myself Frank Hernandez. I would like to see Angel Island in this vacation, can you help me for booking ?

ASSISTANT: Sure, I will help you with that. Please provide me your travel dates.

USER: My travel starts from 04/12 to 04/14.

ASSISTANT: May I know your airport codes of locations?

USER: My source CLT and destination OAK.

ASSISTANT: Please give me a moment.

USER: Make sure that connection limit is 0.

ASSISTANT: Sorry Frank, there is no flight with connection 0. Can I proceed with connections 2?

USER: Sorry, I don't want that flight.

ASSISTANT: Ok Frank, your ticket has not booked. Thank you for reaching us.

USER: Thank you for your services.

ASSISTANT: You are welcome.