You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: David Martinez here.

ASSISTANT: Ok.

USER: I would like to have a reservation in the flight on the route from DTW - BOS for my holiday, can you please help me?

ASSISTANT: Sure, can you please let me know your preferable journey dates?

USER: My preferred dates for this journey will be from 11/22 to 11/24.

ASSISTANT: There is a direct flight available, is that ok for you?

USER: No issues, thank you for checking.

ASSISTANT: I said there is a direct flight available.

USER: I need a 1 connection flight, so please do not book it. Thank you for checking.

ASSISTANT: Fine, thank you for choosing us.