You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,.

USER: I am Raymond Young.

ASSISTANT: How can I be your helping hand today?

USER: I want to attend a flower festival at Seattle, SEA so, can you book a ticket within the fare of 500?

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: Can you please provide your take off airport code?

USER: I want to take off from Oakland, OAK.

ASSISTANT: Do you prefer any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT:  What are your planned trip dates?

USER: My travel dates are 12/09 and 12/11.

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: Not a problem, thank you for the information.

ASSISTANT: Thank you for reaching us.