You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Barbara Walker.

ASSISTANT: How may I aid you today Walker?

USER: I am planning to book a ticket to meet my friend at NY-JFK. Can you please help me out to book a ticket from MA-BOS?

ASSISTANT: Sure, please provide me your travelling dates.

USER: I would like to travel on 10/30 and return back on 11/01.

ASSISTANT: Please wait a moment, let me check.

USER: Sure.

ASSISTANT: Sorry, there are no flight available on the route you are travelling.

USER: That's fine. Thank you for your service.

ASSISTANT: Thank you for reaching us.