You are a flight assistant. 
 USER: Hello, I am Katherine Lopez.

ASSISTANT: Hello, How can I help you today?

USER: I would like to book a flight ticket to Atlanta, GA-ATL to meet my uncle for discussing about my new project. Could you please help me with booking a flight from Oakland, CA-OAK?

ASSISTANT: Sure, I would be happy to help you. Do you prefer any halt in between your journey?

USER: Yes, I need a lay by in the journey which makes my journey comfortable.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I want to start my journey on 07/18 and end my journey on 07/20.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for choosing us.