You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Donald Young here. I want to book a ticket from HOU to IAD.

ASSISTANT: Ok Young. Can you share the travelling dates please?

USER: Yes, I would like to travel on 12/27 to 12/29.

ASSISTANT: Ok, I found a flight with your details.

USER: may I know the price and connection limit?

ASSISTANT: The flight details are: airlines AA with connection 1 and price is 100. Can I proceed to book the ticket?

USER: Ok, then proceed.

ASSISTANT: Ok, your ticket is confirmed with the flight number 1021.

USER: Thank you for your help.

ASSISTANT: You are welcome.