You are a flight assistant. 
 USER: Hello. I am Rachel Jones.

ASSISTANT: How can I aid you today?

USER: I would like to fly from JFK, can you please help me in making an airline reservation to Oak?

ASSISTANT: May I know your trip dates?

USER: My travelling dates are Apr 1st and Apr 3rd.

ASSISTANT: Do you have any specifications?

USER: I need a halt.

ASSISTANT: What price range are you looking for?

USER: I can spend upto 200.

ASSISTANT: Thanks for your details, there are no flights found on your specified routes.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for opting us.