You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, may I know your name please?

USER: Ok, Andrew Campbell here.

ASSISTANT: How can I help you?

USER: I want to book a flight ticket from OAK to LAX, hope your helping me on that.

ASSISTANT: I'll be glad to help you, please tell me your travelling dates?

USER: I would like to travel on 02/12 and 02/14. Make sure connection limit should be 1 and price will be with in 500.

ASSISTANT: Sorry, no flights are available with your request.

USER: Ok, no problem.

ASSISTANT: Thank you and have a nice day.

USER: Thank you for your information.