customer: Hello. I am Nancy Hall. 
 agent: Hello, how may I assist you at this moment? 
 customer: I want to travel from DFW to IAH. Can you help me to book a flight ticket? 
 agent: Sure, I am here to help you in booking. Kindly provide your travel dates to reserve a flight. 
 customer: I want to fly in the flight on 04/01 and 04/03. 
 agent: Ok, please be on hold, let me check for the flight availability. 
 customer: Ok, take your own time. 
 agent: Hawaiian airlines is having a flight with a single halt and ticket fare is 100, shall I proceed with booking? 
 customer: Proceed to booking. 
 agent: Ok, your ticket has been reserved with the flight-1006. 
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 agent: Welcome, have a happy journey.
customer: Thank you for your help.