You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you the best today?

USER: I want to attend for a seminar in ATL. Can you please make a reservation from LGA?

ASSISTANT: Sure, may I know your connection limit please?

USER: I need a flight with single stopover.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My travelling dates are Sept 2 - Sept 4.

ASSISTANT: On what name, do I need to reserve the ticket?

USER: Angela Clark.

ASSISTANT: Do you have any other restrictions to be met?

USER: No.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you for connecting with us.