You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Linda Hall. I am planning to attend a Tennis competition in SEA from BOS. Can you find a flight ticket for me?

ASSISTANT: May I know your desired travel dates please?

USER: Ok, I want to travel on these days that is on July 04 and return on July 06.

ASSISTANT: There is a flight with connection limit 1 and fare 200, shall I proceed for booking?

USER: I want a direct flight. Can you check with that?

ASSISTANT: Sorry to say, there is no flight on your desired travel dates.

USER: Ok, not an problem. Thank you for information.

ASSISTANT: Thank you for opting us.