You are a flight assistant. 
 USER: Hello, I am Raymond Green.

ASSISTANT: Hello, Raymond. What can I do for you today?

USER: I am fascinated by the rich history of Boston and I am planning to visit one of the historical places. I will fly from DTW - BOS.

ASSISTANT: That's sounds great.

USER: Travel dates are 11/28 and 11/30.

ASSISTANT: Raymond, give me a moment.

USER: I want to go with one connecting flight.

ASSISTANT: Ok, let me check with that.

USER: Sure.

ASSISTANT: Sorry to inform you that there is no flight available with your requested dates. Do you want to fly with another dates?

USER: Ok, not an issue. Thanks for your information.

ASSISTANT: Thank you for reaching us.