customer: Hello,. 
 agent: Hello, how can I serve you? 
 customer: As its business trip, please book a ticket from Houston, TX-HOU to Charlotte, NC-CLT. 
 agent: Sure, please provide me your preferable dates to travel. 
 customer: My travel dates are from 01/18 to 01/20. 
 agent: Can I have your name please? 
 customer: My name is Jerry Hill. 
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 customer: Price limit is 200. 
 agent: Ok, please give me a moment to check the availability. 
 customer: Sure. 
 agent: There is a Delta airline with fare 200 from flight number 1026 which is exactly matching your details. Shall I proceed with a connecting flight? 
 customer: Please proceed to book a ticket. 
 agent: Your reservation has been confirmed. 
 customer: Thanks. 
 agent: Thank you for choosing us.
agent: Jerry, do you have any price limit?