customer: Hello. 
 agent: Hello. How can I aid you today? 
 customer: I am Carol Hall, want to travel from ORD to LAX. Can you book my ticket? 
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 customer: Thanks and my travelling dates are from 06/28 to 06/30. 
 agent: Please hold on a moment, I will check flight availability in this route. 
 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 is provided by Frontier airlines. Shall I proceed with this? 
 customer: Please proceed with it. 
 agent: Your flight ticket is booked successfully, flight number is 1010. 
 customer: Thank you for your help. 
 agent: Thank you for reaching us, have a nice day.
agent: Sure, I can help you in booking flight ticket. Can you please mention your travel dates for booking flight ticket?