You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Brian King here, looking for a flight ticket to ORD from OAK to attend my family get together.

ASSISTANT: Ok.

USER: Can you help me with a flight ticket?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: Sure, my preferable dates are 02/05 and 02/07.

ASSISTANT: Do you have any preferences?

USER: Yes, I need a flight with a stopover.

ASSISTANT: Thanks for waiting.

USER: Make sure that my price limit is 200.

ASSISTANT: There is no reservation found on your name.

USER: Ok, no worries. Thank you for your time.

ASSISTANT: May I know your name?

USER: Sure, I am Brian King.

ASSISTANT: Thank you.