You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Paul Green here.

ASSISTANT: How can I assist you today?

USER: I need a connecting with to attend a meeting at Houston, can you please help me in booking a flight ticket from IAD to IAH?

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

USER: Sure, my travelling dates are from 05/19 to 05/21.

ASSISTANT: Please give me a moment.

USER: Ok, take your time.

ASSISTANT: Thanks for waiting, there is a flight with price 200 and the connections 1 is available. Shall I confirm your ticket?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket is booked. The flight number is 1029 and the airline is JetBlue.

USER: Thank you for your service.

ASSISTANT: Welcome, have a great day.