You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

USER: I need a flight under 1000 fare to Atlanta, ATL. Can you please help me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know when you are willing to travel?

USER: I am willing to travel on 06/13 and 06/15.

ASSISTANT: Can you help me with your source code?

USER: Dallas & Fort Worth, DFW is my source code.

ASSISTANT: May I know your good name?

USER: Janet Thompson is my name.

ASSISTANT: Please wait for a moment.

USER: OK.

ASSISTANT: Sorry, we found no flights with your specifications.

USER: Ok, not a problem. Thanks for the information.

ASSISTANT: Thank you for reaching us.