You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: I want to book a ticket from BOS to ATL.

ASSISTANT: Sure, may I know your price and connection limit?

USER: 5000 and I need single connection.

ASSISTANT: Can you please share your journey dates?

USER: 02/02 to 02/04.

ASSISTANT: May I know your good name?

USER: Donald Turner.

ASSISTANT: Thanks for providing your name. Sorry to say that, there is no flights was found with your details.

USER: Not a problem, thank you.

ASSISTANT: Thanks for choosing us.