You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: Raymond Moore here.

ASSISTANT: Yes, Moore.

USER: I want to go to Washington IAD for my new shop branch opening ceremony.  Can you please help me in ticket booking from DTW?

ASSISTANT: Sure, I'll definitely help you with that. May I know your planned travel dates please?

USER: My travelling dates are from 04/22 to 04/24.

ASSISTANT: Spirit airlines is having a flight on that route with ticket fare of 100, shall I proceed for booking?

USER: Please proceed.

ASSISTANT: I have successfully booked your ticket with flight-1025, have a safe journey.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.