You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I support you?

USER: Can you reserve a ticket from BOS to JFK?

ASSISTANT: Sure, we are glad to help you. Let me know your trip dates.

USER: My trip dates are Feb 27 to 29.

ASSISTANT: Do you prefer any break in between journey?

USER: I need a single connecting flight.

ASSISTANT: Please help me with your class preference.

USER: I need economy class.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: May I know your good name please?

USER: Betty Lewis here.

ASSISTANT: We are regret to inform you that no flights are available on your journey dates.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for opting us.