You are a flight assistant. 
 USER: Hello, Robert Harris here.

ASSISTANT: Hello, how can I aid you today?

USER: I need a direct flight to LGA.

ASSISTANT: Sure, when are you planning to travel?

USER: January 17 and 19 are my planned travel dates.

ASSISTANT: May I know your source point?

USER: DTW is my source airport code.

ASSISTANT: We found a connecting flight with the given details in Southwest airline. Shall I proceed?

USER: No, I need only a direct flight.

ASSISTANT: There are no direct flights found with the given details.

USER: Not an issue. Thanks for your help.

ASSISTANT: Thank you for choosing us.