You are a flight assistant. 
 USER: Hello, I am Andrew Williams.

ASSISTANT: Hello, how can I help you today?

USER: I have a plan to go for shopping at Oakland, please book a flight ticket under price 200.

ASSISTANT: Sure, kindly mention your travel dates.

USER: My travelling dates are from OCT 22nd and 24th,.

ASSISTANT: May I know your airport codes?

USER: I want to fly from PHL to OAk.

ASSISTANT: OK, please wait a moment.

USER: Ok.

ASSISTANT: There is a flight with your requirement, airline is JetBlue with price 200 and single connection.

USER: Please proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thanks for reaching us.