You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jeffery Thompson.

ASSISTANT: In which way I can aid you today?

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

ASSISTANT: Sure, I will aid you with that. Could you please mention your preferable travel dates?

USER: I am planning to travel on Oct 26 and return back on Oct 28.

ASSISTANT: Do you need any specific depart and arrival time for this trip?

USER: Yes, my depart time should be morning.

ASSISTANT: Are you okay with connecting flight or you need any direct flight?

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

ASSISTANT: Is there any additional preferences do you have?

USER: No.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

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

ASSISTANT: Thank you for contacting us.