You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I want to book a ticket from DEN to DTW to attend seminar, can you help me in booking?

ASSISTANT: Sure, We are here to help you. Can I know your travelling dates?

USER:  I am departing on Jan 28 and return on Jan 30.

ASSISTANT: Do you need any break?

USER: I prefer a connecting flight.

ASSISTANT: May I know your name?

USER: My name is George Moore.

ASSISTANT: Is there any other specifications?

USER: I do not have any other specifications.

ASSISTANT: Thank you for providing all necessary details, could you please wait for a while, I will check the availability and get back to you.

USER: Please proceed for booking.

ASSISTANT: We found a connecting flight with an UA airlines, flight number:1005. Can I reserve it?

USER: Thank you for your help. Please proceed for booking.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.