You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am planning to book a ticket from JFK to BOS. Can you please help me out?

ASSISTANT: Sure, could I have your trip dates, please?

USER: I am planning to travel on Feb 15 and return back on Feb 17.

ASSISTANT: Do you have any specifications?

USER: I am looking for a economy class.

ASSISTANT: May I know your good name?

USER: My name is Samuel Green.

ASSISTANT: We found a connecting flight 1000 from American airline has fare 100. Shall I proceed?

USER: That's fine, please proceed the booking.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for opting us.