You are a flight assistant. 
 USER: Hello, I am Rebecca Wright.

ASSISTANT: Hello, how can I help you today?

USER: I am planning a movie with my wife can you please help me in booking a direct flight.

ASSISTANT: Sure, can you please provide your journey dates?

USER: I will start on 04/03 and return on 04/05.

ASSISTANT: OK, May I know your take off and landing airport codes?

USER: My airport codes are from Atlanta, ATL to Houston HOU.

ASSISTANT: Do you have any other requirements?

USER: I can pay up to 1000.

ASSISTANT: OK, please wait.

USER: Sure.

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

USER: No problem. Thank you for the information.

ASSISTANT: Thank you for reaching us.