customer: Hello. 
 agent: Hello, how may I assist you today? 
 customer: Can you help me to reserve a flight ticket from DEN to AUS? 
 agent: Sure, may I know your trip dates? 
 customer: My travelling dates are 09 and 11 of May. 
 agent: Do you have any class preference? 
 customer: No. 
 agent: Any other requirements to be met? 
 customer: I need a connecting flight. 
 agent: May I know your airline preference? 
 __ 
 agent: May I know your name? 
 customer: Rebecca Adams. 
 agent: Southwest airlines flight- 1007 of price 100 with connection in economy class matches your given details, shall I proceed? 
 customer: Please proceed. 
 agent: Ok, your flight ticket has been booked. 
 customer: Thanks for helping me. 
 agent: Thank you for reaching us.
customer: I don't have any airline preference.