customer: Hello, Eric Anderson is my name. 
 agent: Hello, how may I oblige you today? 
 customer: I want to attend Film festival which is going to be held at Washington, DC - IAD. 
 agent: Ok. 
 customer: Can you please book a ticket on 06/03? 
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 customer: Sure, I want to start from Dallas & Fort Worth, TX - DFW. 
 agent: When will you catch your return flight? 
 customer: I intend to return on 06/05. 
 agent: Do you prefer any halt in between your journey? 
 customer: Yes, I need a halt. 
 agent:  Ok, please wait a moment, let me search a flight for you. 
 customer: Sure. 
 agent:  Thanks for your precious time. We found Jet Blue airline fare of 100. Shall I proceed for booking with single stopover flight? 
 customer: Ok, please proceed for booking. 
 agent: Your ticket has been confirmed with airline number 1014. 
 customer: Thank you. 
 agent: Thank you for reaching us.
agent: Sure, I am here to assist you. I need your selected airport code, that you wish to board from?