customer: Hello, Timothy Brown here. 
 agent: Hello. 
 customer: I am planning to visit Austin to celebrate my birthday celebrations. 
 agent: May I know the airport codes please? 
 customer: My airport codes are from HOU to AUS. 
 agent: Could you help me in providing your travelling dates? 
 customer: My date of journey is from 02/02 to 02/04. 
 agent: There is no flight with your requirements. 
 customer: Ok, no problem. 
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 customer: Thank you for your help.
agent: Thank you for approaching us.