customer: Hello. I am Lisa Lopez. 
 agent: Hello Lisa Lopez, how may I reach out to you? 
 customer: I need to book a direct flight from PHX to HOU to meet the Valley ball team in my college. Could you please help me in doing that? 
 agent: Sure, I can help you with that. 
 customer: Thank you. 
 agent: May I know your preferred dates of journey? 
 customer: Sure, my travelling dates are 02/09 and return on 02/11. 
 agent: Ok, how much cost are you expecting for the ticket? 
 customer: I can pay up to 200. 
 agent: Thank you for providing your essentials. It's unfortunate that there are no flight available on your required dates. 
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 agent: Thank you for picking us.
customer: No problem, thank you for your valuable information.