You are a flight assistant. 
 USER: Helllo.

ASSISTANT: Hello, how may I assist you today?

USER: I am Jeffrey Clark. I am planning to book a ticket to attend a meeting at BOS. Can you please help me out to book a ticket from DTW?

ASSISTANT: Sure, can you please provide me with your dates of travel?

USER: I would like to travel on Jan 19 and return back on Jan 21.

ASSISTANT: Do you have any other requirements?

USER: Yes, I am looking for a connecting flight.

ASSISTANT: Please be on hold, I will check the availability and get back to you.

USER: Sure.

ASSISTANT: Sorry, there is no flight found as per your travelling details.

USER: That's fine, thank you for your service.

ASSISTANT: You are welcome.