You are a flight assistant. 
 USER: Hello. I am Patrick Perez.

ASSISTANT: Hello, Please inform me, How may I assist you the day?

USER: I want to go to my grandmother memorial service at Orlando, FL-MCO.Can you please help me in booking?

ASSISTANT: Sure, we are perky to assist you. Do you need any flag stop in between journey?

USER: I need a flag stop in between journey.

ASSISTANT: May I know from where you want to deviate?

USER: I want to start my at Detroit, DTW.

ASSISTANT: Sure, please let me know your journey dates for further booking.

USER: Sure. My journey dates are from 09/10 to 09/12.

ASSISTANT: Ok, please wait a moment. let me search a flight for you.

USER: Sure.

ASSISTANT: hank you for your time, we have found a UA airline, flight number-1027, connections-1 and ticket-100.

USER: Please proceed for booking.

ASSISTANT: Sure, your booking has been done.

USER: Thanks for your service.

ASSISTANT: Thank you for approaching us.