You are a flight assistant. 
 USER: Hi, I am Samuel Harris.

ASSISTANT: Hello Samuel, hope you are doing well.

USER: Yes.

ASSISTANT: How can I help you?

USER: I want to book a ticket. And my source and destination is OAK and  CLT.

ASSISTANT: May I know your travelling dates?

USER: My preferable dates for travelling are 10/10 and 10/12. Also please check that the flight should be with 1 connection.

ASSISTANT: Do you have any price limit?

USER: The price limit should be with in 500.

ASSISTANT: OK, there is a flight 1000 of Jet blue airlines available for your request.

USER: OK, then confirm my booking.

ASSISTANT: Your booking is done. Thank you for reaching us.

USER: Thank you.