You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Catherine Edwards.

ASSISTANT: Yes.

USER: I am planing to shift my home. So, for looking a land I want to go from BOS to SFO.

ASSISTANT: Ok, when would you like to travel?

USER: These are my travelling dates 12/24 to 12/26.

ASSISTANT: Yes, there is a direct flight available with your request.

USER: My connection limit is 1.

ASSISTANT: Ok, please wait i'll check for it. Sorry, there is no flight available with 1 connection.

USER: That's fine. thank you.