You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What assistance that can I do for you?

USER: I want to visit Washington next month, can you please book a flight ticket for me?

ASSISTANT: Yes, I am oblige to help you. May I know your airport codes please?

USER: Thanks, I want to fly from LAS and destination airport is IAD.

ASSISTANT: May I know your journey dates please?

USER: My departure date is 01/21 and please book my return ticket also on 01/23.

ASSISTANT: Can you provide your good name please?

USER: Sure, my name is Jennifer Wright.

ASSISTANT: I found a flight in UA airlines with a connection of 1, is it ok for you?

USER: I am comfortable with this flight, please proceed.

ASSISTANT: Ok, your ticket booking is booked in 1001 flight number.

USER: Thank you for your help.

ASSISTANT: Most welcome.