customer: Hello,. 
 __ 
 customer: I am William Anderson. I need to visit Lyndon Baines Johnson library at Austin. Can you book me a flight ticket? 
 agent: Sure, I will help you in that. 
 customer: Thank you. 
 agent: When did you planned to visit Lyndon Baines Johnson library? 
 customer: I want to travel on 04/18, and need to catch return flight on 04/20. 
 agent: Thanks for providing your dates we need some more details also, please share me your airport codes? 
 customer:  I need to leave from my nearest airport HOU to reach AUS. 
 agent: We found a flight on your details with airline Spirit, flight number: 1026. Shall I book this ticket with economy flight? 
 customer: Proceed with the booking. 
 agent: Your ticket has been booked. 
 customer: Thanks for the help. 
 agent: Thank you so much.
agent: Hello, how may I assist you?