You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to attend a seminar on machine learning, could you book my ticket from ATL to MSP?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My itinerary dates are Jan 3 and Jan 5.

ASSISTANT: Do you have any limits on number of connections?

USER: I need a connecting flight.

ASSISTANT: Do you have any specifications on your journey?

USER: I want to return from MSP in the afternoon.

ASSISTANT: May I know your name for the booking process?

USER: Anthony Edwards here.

ASSISTANT: Sorry, no flights are available on your required dates.

USER: No problem, thank you.

ASSISTANT: Welcome, thank you for reaching us.