You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I would like to book a direct flight with the name of James Thomas from Oakland, OAK. Could you help me in this?

ASSISTANT: Sure, may I know your journey dates?

USER: I intend to fly from 01/26 to 01/28.

ASSISTANT: Where are you planning to land?

USER: I am planning to land at New York, JFK.

ASSISTANT: Do you have planned any budget for this reservation?

USER: 1000 is my budget.

ASSISTANT: Sorry, there is no flight as per your request.

USER: No problem, I will go with another flight. Thank you for aiding me.

ASSISTANT: Thank you for opting us.