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: Hello. 
 agent: Hello, welcome to our agency. How can I assist you? 
 customer: I would like to teach swimming for kids at Barton Springs Pool in Austin. Could you please find any flights available to Austin? 
 agent: Sure, may I know your name please to begin the process? 
 customer: Ok, my name is Mark Edwards. 
 agent: Mark, when are you planning your journey? 
 customer: I would like to plan my journey on 05/09. 
 agent: Which airports do you prefer in your source and destination places? 
 customer: I prefer LAS in Las Vegas and AUS in Austin. 
 agent: Are you planning for return journey, Mark? 
 customer: Yes, please find the return ticket on 05/11. 
 agent: Please wait for a minute, Mark. 
 customer: Sure, take your time. 
 agent: I found a flight with Southwest airlines available with price 100. Shall I book the ticket? 
 __ 
 agent: Your ticket is confirmed and the flight number associated with it is 1002. 
 customer: Thank you for your kind assistance. 
 agent: Thank you for contacting our agency, hope you visit us again.
Solution:
customer: Sounds good, please proceed with booking the ticket.