customer: Hello, I am Pamela Lee. 
 agent: Hello, How can I aid you? 
 customer: Can you help me in booking a flight ticket from WA - SEA to TX - HOU, so please help me in booking a flight ticket. 
 agent: Sure, can I know your trip dates please? 
 customer: I would like to fly on 04/08 and return on 04/10. 
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 customer: I can afford upto 1000. 
 agent: Ok, please wait for a while. 
 customer: Sure. 
 agent: Thanks for waiting, there were no flights found with your given preferences. 
 customer: Not an issue. Thank you. 
 agent: Thanks for using our service.
agent: How much is your budget for this trip?