customer: Hello, Donna Robinson here. 
 agent: Hello, how may I help you with? 
 customer: I want to book a ticket from MSP to SEA, can you please help me? 
 agent: Yes, I am here to help you. Can you help me out with your dates? 
 __ 
 agent: Please hold on. 
 customer: Ok. 
 agent: Thank you for waiting. There is a flight 1015 of Delta airlines, can I proceed? 
 customer: Yes, please proceed. 
 agent: Ok. Your ticket is confirmed, have a safe journey. 
 customer: Thank you for your service. 
 agent: Welcome.
customer: I want to book a ticket on the dates from 03/20 to 03/22.