customer: Hi, I am Ronald Lopez. 
 agent:  Hello, how can I best oblige you now? 
 customer: Please book me a flight ticket from IAH to HOU as  need to submit my records. 
 agent: Please, share your fare limit. 
 customer: I can pay up to 5000. 
 agent: May I know your travel dates to search a flight for you? 
 customer: I would start on 01/123 and return on 01/25. 
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 customer: OK. 
 agent: No flights found on your journey routes. 
 customer: It's Ok, thanks for your assistance. 
 agent: Thank you for reaching us, have a nice day.
agent: Give me a minute, I will check the list and let you know the flight details.