customer: Hello. My name is Edward Young. 
 agent: Hello, how can I serve you today? 
 customer: I would like to attend Environmental Science Conferences in Lawrence Hall of Science at Oakland, OAK. So, please help me with booking a connecting flight ticket. 
 agent: Sure, may I know your journey dates? 
 customer: I will depart on 08/13 and intend to back on 08/15. 
 agent: May I know your source point? 
 customer: I will board at LAX. 
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 customer: Yes, I need a halt. 
 agent: Sorry to say that, no flights were found with your given details. 
 customer: Not an issue, thank you. 
 agent: Thank you for reaching us.
agent: Do you need a halt in between your journey?