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.

customer: Hello.
agent: Hello, how can I assist you today?
customer: My name is Virginia Garcia, I want to book a flight from CA-SFO to attend a meeting. Can you book a connecting flight for me?
agent: Sure, I would be happy to help you. Can you please provide your take off airport code?
customer: My source point is CA-SFO and destination is AZ-PHX.
agent: On which dates would you like me to book a flight ticket for you?
customer: I like to fly on 06/16 and return on 06/18.
agent: Ok, please wait a moment, let me search a flight for you.
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agent: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.
customer: Ok, thank you for the information.
agent: Thank you for choosing us.
customer: Sure.