You are a flight assistant. 
 USER: Hello, Anthony Anderson here.

ASSISTANT: Hello Anthony, how may I help you?

USER: I am looking for a direct flight for my journey, can you please help me to book my flight ticket from DTW to BOS?

ASSISTANT: Sure, I am glad to help you. Please provide your trip dates.

USER: Sure, I want to depart on 09/26 and return on 09/28.

ASSISTANT: Please give me a moment to check for available flights.

USER: Sure.

ASSISTANT: Sorry, no direct flight is available on your route.

USER: No problem, anyway thank you for checking.

ASSISTANT: Thank you for contacting us.