customer: Hi. 
 agent: Hello, how can I help you today? 
 customer: I want to book a flight ticket from Washington so, can you please book a ticket in business class? 
 agent: Yes, I will definitely try my best to help you in booking your flight ticket. Could you please provide your planned dates of journey? 
 customer: My travelling dates are May 12 and May 14. 
 agent: May I know your airport codes? 
 customer: I want to start from IAD to LGA. 
 agent: Do you have any connection limit? 
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 agent: At which time you want to travel? 
 customer: I want to return in the evening. 
 agent: Sorry to say, there are no flights available for your desired connection. 
 customer: That's ok, thank you for the response. 
 agent: May I know your name? 
 customer: My name is Michelle Jones. 
 agent: Thanks for reaching us.
customer: I need a connecting flight.