You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Could you help me in booking a flight ticket from BOS to SEA?

ASSISTANT: Sure, when you are willing to travel?

USER: I will start on Jan 14, return on Jan 16.

ASSISTANT: May I know your good name please?

USER: My name is Emma Martinez.

ASSISTANT: Let me know your connection limit.

USER: I want a flight with one connection.

ASSISTANT: Is there any other preferences for you?

USER: No.

ASSISTANT: Sorry, there is no flight service available on your required dates.

USER: No problem, thank you.

ASSISTANT: Thank you for availing us.