You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you today?

USER: I would like to travel from BOS to DTW as a business trip.

ASSISTANT: Sure, we are happy to assist you in booking. Kindly share your name please.

USER: Jonathan Turner here.

ASSISTANT: Do you need a stopover in between your journey?

USER: I need break in my journey.

ASSISTANT: May I know your preferred dates of journey?

USER: My journey dates are 12/03 and 12/05.

ASSISTANT: Is there any other preferences that you would like to add before booking?

USER: Departure time should be afternoon.

ASSISTANT: Let me check the availability of flights and revert to you.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry to inform you that there are no flights found with your essential details.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for approaching us.