Detailed Instructions: In this task, you're given a dialogue between a customer and a flight booking agent with a gap in the conversation. Your job is to find the answer of the previous dialogue. Avoid using irrelevant extra information while creating the answer. The answer should be relevant to the question before the blank. If you fill the blank with a question, it should have an answer from the agent in the given dialogue. Fill the gap marked with underline.
Problem:customer: Hi, I am Charles Collins. 
 agent: Hello, how can I help you today? 
 customer: Will you be my helping hand in booking a flight ticket as I want to participate in a dance competition at Chicago, ORD? 
 agent: Sure. Do you have any specifications? 
 customer: I need a connecting flight. My fare limit is 200. 
 agent: Kindly mention your travelling dates. 
 customer: My depart date is 09/20, return date is 09/22. 
 agent: Can you please share your source point? 
 __ 
 agent: Thanks for waiting, there is a flight with airline: south west, flight number:1018, price 100, 1 connection. 
 customer: It's perfect, you can reserve this flight. 
 agent: Your ticket has been reserved. 
 customer: Thank you for assisting me. 
 agent: Thank you for reaching us.
Solution:
customer: San Francisco, SFO is my origin point.