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 may I help you? 
 customer: I am Carolyn King. Can you please help me in booking the ticket from LGA? As I'm planning to visit New York Great Library. 
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 customer: My travelling dates are 05/21 and return on 05/23. 
 agent: May I know your destination airport code? 
 customer: It is a round trip. 
 agent: Ok, please wait for a moment. 
 customer: Sure. 
 agent: There is a connecting flight 1005 with price 100, can I proceed? 
 customer: You can proceed with booking. 
 agent: Your booking is done. 
 customer: Thank you for your quick response. 
 agent: Welcome.
agent: Sure, could you please provide your travelling dates to search for the flight?