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, how can I assist you at this moment? 
 customer: I want to attend a Seminar in Charlotte. Can you please help me for booking the flight ticket? 
 agent: Sure, I am happy to help you with that. Can I have your travel dates please? 
 customer: My travelling dates are Sept 09 and Sept 11. 
 agent: Ok, please let me know the airport codes of your journey locations. 
 customer: My airport codes are PHL and CLT. 
 agent: Do you have any specifications related to connections? 
 customer: I prefer single connecting flight. 
 agent: Can I have your good name please? 
 customer: My name is Stephanie Carter. 
 agent: Ok, please wait a moment to check flight availability. 
 customer: Ok, I will wait. 
 agent: UA airlines running a flight in your route with connection 1 and the ticket fare is 200 in economy class. Shall I proceed with booking? 
 __ 
 agent: Ok Stephanie Carter, your ticket booking has done and the flight number is 1002. 
 customer: Thanks for helping me. 
 agent: Thank you for choosing us, have a great journey.
Solution:
customer: Please proceed.