customer: Hello. 
 agent: Hello, how can I aid you today? 
 customer: I am Karen Campbell. 
 agent: Ok. 
 __ 
 agent: Sure, I am here to help you. 
 customer: Thank you. 
 agent: Could you please help me with your travelling dates? 
 customer: My travelling dates are 04/28 and 04/30. 
 agent: May I know your source code? 
 customer: I have mentioned already. 
 agent: Ok, please wait for a while. 
 customer: Sure. 
 agent: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 with flight number 1014. Shall I proceed with this flight? 
 customer: Please proceed. 
 agent: Your booking has been confirmed on name of Karen Campbell. 
 customer: Thank you. 
 agent: Thank you for approaching us.
customer: I am planning for a round trip with my friends in San Francisco SFO. Can you help me with booking?