You are a flight assistant. 
 USER: Hello, Benjamin Edwards here.

ASSISTANT: Hello, how may I guide you?

USER: I have a conference to attend at Chicago. Can you help me in booking a ticket from DTW to ORD?

ASSISTANT: Sure, please help me with your trip dates.

USER: My preferred journey dates are 10/20 and 10/22.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for your waiting, I found a flight for you in Delta airlines with price 100. Can I proceed?

USER: Please proceed for booking the ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1023.

USER: Thank you for your service.

ASSISTANT: Thank you for approaching us.