You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: Could you please book a flight ticket from LGA to MSP?

ASSISTANT: Please provide your journey dates.

USER: My journey dates are June 22 and June 24.

ASSISTANT: Do you need any connection limit?

USER: I need a connecting flight.

ASSISTANT: Are there any other specifications?

USER: I want to depart in the afternoon.

ASSISTANT: May I know your name?

USER: I am Paul Walker.

ASSISTANT: There are no flights available on your routes.

USER: Not a problem, thank you for the information.

ASSISTANT: Thank you for choosing us.