You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Could you please book a flight ticket from LGA to OAK?

ASSISTANT: Sure, I can help you with that. May I know your travel dates please?

USER: My travel dates are June 17 and June 19.

ASSISTANT: Do you need break in between your journey?

USER: Yes, I need a break.

ASSISTANT: Please let me know if you have any other specifications.

USER: I don't have any other specifications.

ASSISTANT: Can I know your good name please?

USER: My name is Ashley Walker.

ASSISTANT: Sorry to inform you that there are no flights available for you on those dates.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for choosing us.