customer: Hello. 
 agent: Hello. 
 customer: My name is Patricia Young. 
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 customer: I have an event to attend at Washington. Can you help me in booking a ticket from IAH to IAD? 
 agent: May I know your trip dates? 
 customer: My planned journey dates are 10/18 and 10/20. 
 agent: Please wait for a moment. 
 customer: Sure, take your time. 
 agent: I have found a flight 1011 with price 100, shall I proceed? 
 customer: Please book the ticket. 
 agent: Your booking is done, have a nice journey. 
 customer: Thank you for your service. 
 agent: Welcome.
agent: How may I help you?