customer: Hello. 
 agent: Hello, how can I support you today? 
 customer: Mark Adams here. I'm planning to visit Dallas, can you please book a ticket from DCA to DFW? 
 agent: Sure, we are ecstatic to help you. May I know on which dates you are willing to travel? 
 customer: Sure, my planned departure and return travel dates are 2nd and 4th of July. 
 agent: Is there any restrictions in ticket fare? 
 customer: Yes, I can afford upto 500 for my ticket. 
 agent: As per your information, we found a direct flight with a fare of 200 in 1019 Spirit airline. Shall I proceed? 
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 agent: Ok, your ticket has been confirmed. 
 customer: Thank you so much for your help in booking the ticket. 
 agent: Thank you for choosing us.
customer: That's fine, you can proceed for booking the ticket.