You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am John Hernandez. I am planning to book a ticket from DEN to DTW. Can you please help me out to book a ticket for me?

ASSISTANT: Yes, I can help you. Can you tell me your travelling dates?

USER: I would like to travel on 04/16 and return back on 04/18.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found a flight ticket with a price of 200 and 1 connection 1.

USER: Please proceed the booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you for your service.

ASSISTANT: Thank you for consulting us.