You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Gregory Garcia.

ASSISTANT: How may I aid you today?

USER: I need to book a flight ticket from IAD to DCA, can you please hep me for booking?

ASSISTANT: Sure, I will help you with that. Can you please share your preferable journey dates?

USER: I would like to travel on 05/31 to 06/02.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: I found a ticket for you with price of 100. flight number is 1005 and connection is 1. Is it ok for you?

USER: Ok, proceed for booking.

ASSISTANT: I confirmed your ticket successfully.

USER: Thanks for your information.

ASSISTANT: Thank you for contacting us.