customer: Hello, I am Benjamin Walker. 
 agent: Hello, how can I help you today? 
 customer: I want to book a flight ticket for a round trip from Houston, TX - IAH. Can you help me in booking? 
 agent: Sure, may I know your journey dates? 
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 agent: May I know your price limit? 
 customer: Yes, my price limit is 5000. 
 agent: May I know your connections limit? 
 customer: Yes, I need 1 connection. 
 agent: Please wait for a moment, I will check and get back to you. 
 customer: Sure. 
 agent: Thanks for waiting, I found a UA airline, flight number: 1010, price: 100 with one connection. 
 customer: Ok, please book my ticket. 
 agent: Shall I proceed with this booking? Ok, your flight ticket has been confirmed. 
 customer: Thanks for your service. 
 agent: Thanks for choosing us.
customer: My arrival is on 07/28 and departure is on 07/26.