You will be given a definition of a task first, then some input of the task.
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 help you today? May I know your good name? 
 customer: I am Sarah Collins. I want to fly from Detroit to Philadelphia. Can you book a ticket for me? 
 agent: Sure, it's my pleasure to help you. May I know the airport codes and journey dates? 
 customer: Ok. Airport codes are DTW - PHL, Travelling dates are 09/21 to 09/23. And I need one flight connection with price below 500. 
 agent: Thank you for the details. Please wait a minute while I will check and revert you. 
 customer: Sure. 
 agent: Thank you for waiting, we are glad to inform you that we found a flight regarding your details. 
 customer: Ok, Can I know the flight details? 
 agent: The details are as follows JetBlue airline, flight number 1005, price limit 200 with one connection. 
 customer: You can proceed with the booking. 
 __ 
 customer: Thank you for your great service. 
 agent: Thank you for choosing us. Have a nice day.
Output:
agent: Ok, Your ticket has been booked. Happy journey.