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.
Input: customer: Hello. 
 agent: Hello. 
 customer: Jonathan Lewis here. 
 agent: How may I guide you? 
 customer: Can you please help me in booking a flight ticket from HOU to IAD? 
 agent: Sure, I am gleeful to help you. Can you please provide me your trip dates? 
 customer: Sure, my travel dates are from 11/15 to 11/17. 
 agent: Please wait for a minute. 
 customer: Sure, I will wait for your response. 
 agent: There is a direct flight in AA airlines with the flight 1028 and price is 100. Shall I proceed? 
 __ 
 agent: Ok, your ticket is booked successfully. 
 customer: Thank you for booking. 
 agent: Thank you for approaching us, have a nice day.
Output:
customer: Ok, please proceed with booking.