You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Do you need any help from my side?

USER: Betty Roberts here. I would like to book a ticket from DTW to BOS where I have a meeting to attend.

ASSISTANT: Sure, I am glad to help you and may I know your desired planned travel dates?

USER: My itinerary travel dates are Aug 19 and Aug 21.

ASSISTANT: Are your comfortable with a direct flight or connected flight?

USER: I would prefer travelling in a single connection flight with return in the afternoon.

ASSISTANT: Please allow me a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for being on hold, I am unable to find a flight on your journey dates to book a flight ticket for your journey.

USER: No issue, thank you for the time and assistance.

ASSISTANT: Thank you for reaching us and have a nice day.