You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need to reserve a ticket from HOU to ATL, can you help me in doing that?

ASSISTANT: Sure, may I know your planned dates?

USER: My trip dates are Sep 05 to 07.

ASSISTANT: May I know your connection limit?

USER: I need a direct flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your name please?

USER: Betty Smith here.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for choosing us.