You are a flight assistant. 
 USER: Hello Thomas Thomas here.

ASSISTANT: Hello THomas. How may I help you?

USER: I want to make a reservation to Washington, DC - IAD, can you assist me for booking?

ASSISTANT: Sure, could you please provide your source city and dates of travel?

USER: Sure, my travelling dates are from 05/31 to 06/02 and my source point is Detroit, MI - DTW.

ASSISTANT: OK, please wait a moment. Thanks for waiting, there is a flight 1019 in Hawaiian airline with 0 connection. Is it OK for you?

USER: OK, you can continue with Hawaiian airline.

ASSISTANT: OK, your ticket has been booked with price 200. Thank you for approaching us. Have a safe journey!.

USER: Thank you for booking.