customer: Hi. 
 agent: Hello. How may I help you out? 
 customer: David Martin here. 
 agent: Nice to meet you Martin. 
 customer: I would like to book a ticket from IAD to LAS, can you please help me with that? 
 agent: Sure, I will help you in flight ticket booking. May I know your moving dates to that location? 
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 agent: Please be on hold for a while to check the flight on your dates. I found a Frontier airlines with a ticket fare of 100 and there is a 1 stop over in your journey in the flight 1000, can I confirm your flight ticket booking? 
 customer: Please proceed with that. 
 agent: Ok, I have confirmed your ticket booking. Enjoy your flight journey. 
 customer: Thank you for your help. 
 agent: You are welcome.
customer: The travel dates are from 12/19 to 12/21.