customer: Hello. 
 agent: Hello. How may I assist you now? 
 customer: I would like to meet my friend on his birthday at Oakland, please help me in booking a ticket from SEA to OAK. 
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 customer: I would like to plan my journey on Jan 4 and return on Jan 6. 
 agent: On whose name I have to book the flight ticket? 
 customer: My name is Anthony Johnson. 
 agent: Do you have any connection limit? 
 customer: I need a connecting flight for my trip. 
 agent: Any more specifications do you have? 
 customer: I prefer normal-cost airlines. 
 agent: Please wait a moment to check the flights. 
 customer: Sure, take your time. 
 agent: Unfortunately there are no flights running on your route with your required preferences. 
 customer: Ok, no problem. Thank you for your information. 
 agent: Thank you for approaching us, have a great day.
agent: Sure, I will help you with that. Can you please provide your preferable dates of travelling?