customer: Hello. 
 agent: Hello, how can I help you today? 
 __ 
 agent: Sure, may I know your planned trip dates? 
 customer: I am departing on Nov 22 and return on Nov 24. 
 agent: Do you have any connection limit? 
 customer: I need a flight with connection limit 1. 
 agent: Is there any airline preference? 
 customer: I do not have any airlines preference. 
 agent: May I know your arrival and depart timings? 
 customer: I do not have any time preference. 
 agent: Do you have any other specifications? 
 customer: I want to travel in business class flight. 
 agent: May I know your good name to proceed further? 
 customer: My name is Melissa Thompson. 
 agent: Please be on hold. 
 customer: Sure. 
 agent: Sorry, there are no flights found on your specified travel dates. 
 customer: That's ok, thank you for your information. 
 agent: Thank you.
customer: I want to book a ticket from DTW to HOU to attend seminar, can you help me in booking?