You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I need you to book a flight ticket from SEA to BOS. Please help me with it.

ASSISTANT: Sure, I am here to help you. Can you please provide your journey dates?

USER: November 5 and 7 are my planned travelling dates.

ASSISTANT: Do you have any connection limit preference?

USER: I need a break in my journey.

ASSISTANT: Do you have any other specifications for this trip?

USER: Nothing much to specify.

ASSISTANT: May I know your good name please?

USER: My name is Sharon Phillips.

ASSISTANT: Sharon Phillips, there are no flight services are available on this route on your provided dates.

USER: That's ok. Thank you.

ASSISTANT: Thank you for contacting us.