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.
Q: customer: Hi. 
 agent: Hello. 
 customer: I am Charles Wright. 
 agent: Charles, how can I assist you? 
 customer: I want to book a flight reservation for my trip to PHL, can you help me to find a flight for my journey from PHX? 
 agent: Sure, can you please provide me your travel dates? 
 customer: Ok, my trip dates are 04/17 and 04/19. 
 agent: Flight-1016 is available with Delta airlines and the ticket fare is 100 only. Is it ok for you? 
 customer: Please book it to me. 
 __ 
 customer: Thank you for your quick response. 
 agent: You are welcome and have a safe journey.
A:
agent: Your ticket is booked successfully.