customer: Hello. 
 agent: Hello. How may I aid you today? 
 customer: Can you please help me in reserving the ticket from HOU to DTW? 
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 customer: I would like to travel on May 29 and again I will return back on May 31. 
 agent: May I know your name please? 
 customer: Myself Andrew Hill. 
 agent: Do you have any connection limit? 
 customer: I am comfort to travel in direct flight. 
 agent: I am sorry to say that there is no flight found under your details. 
 customer: Not a big deal, anyhow thank you very much for your information. 
 agent: Thank you.
agent: Sure, can you please share your preferable journey dates?