customer: Hi, I am David Turner. 
 agent: Hello, how may I assist you? 
 customer: I want to book a flight ticket on 04/02 to meet my uncle at Houston, so can you help me in booking flight ticket from Detroit? 
 agent: Sure, may I know your return date? 
 customer: Yes, my return date is 04/04. 
 agent: Please share me your airport codes. 
 customer: Sure, my airport codes are MI-DTW and TX-IAH. 
 agent: How much you can afford for this ticket? 
 customer: I can pay up to 1000. 
 agent: There is no flight on your details. 
 customer: That's ok. 
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 customer: Thank you for the response.
agent: Thank you.