You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nicole Johnson.

ASSISTANT: How can I assist you today?

USER: I would like to book a ticket from IAD to HOU, can you please help me out?

ASSISTANT: Sure, will you mention your travelling dates please?

USER: I am travelling on these dates 08/19 and 08/21.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is a flight with price 100 and the connections 1 is available. Shall I confirm your ticket?

USER: Ok, you can proceed with this flight.

ASSISTANT: Your ticket is booked. The flight number is 1000 and the airline is Delta.

USER: Thank you for your services.

ASSISTANT: Welcome, have a great day.