customer: Hi. 
 agent: Hello, how may I be your helping hand? 
 customer: I want a direct flight to Space centre Houston. Can you book a flight with price limit 5000? 
 agent: Sure, May I know your name please? 
 customer: My airport codes are from OAK to IAH. You can call me George White. 
 agent: Ok, may I know your arrival and depart dates? 
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 agent: Thank you, please wait for am moment. 
 customer: Ok, take your time. 
 agent: Do you have any connection limit? 
 customer: No. 
 agent: Okay, we found a flight with 2 connections on UA airline. Are you okay with UA airline? 
 customer: Not ok with that. Thank you for your kind information. 
 agent: Thank you, have a great day.
customer: My journey dates are from 03/08 to 03/10.