You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I am Robert Wilson. I want to reach New York, NY - JFK to visit Disney land. Can you help me in booking a direct flight?

ASSISTANT: Sure, do you have any price restrictions?

USER: Yes, it must be under 1000.

ASSISTANT: Please provide me your source code?

USER: My origin is TX - DFW.

ASSISTANT: May I know your travelling dates?

USER: I want to start on 12/11 and return on 12/13.

ASSISTANT: Please give me some time.

USER: Sure.

ASSISTANT: Thanks for waiting, sorry to inform you that we did not found any flights for you.

USER: Ok, no worries.

ASSISTANT: Thanks for opting us, have a great day.

USER: Thanks for your response.