You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Karen Hall here. I want to make a trip from DFW to DFW. Can you please help me in booking a flight?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travelling dates?

USER: My preferable travelling dates are from 01/21 to 01/23.

ASSISTANT: The Hawaiian airlines are providing a flight having a connection limit 1. Can I proceed with the booking?

USER: Ok, please proceed.

ASSISTANT: Yes Hall, your ticket is confirmed with the flight number 1008.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.