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 Kimberly Davis here. 
 agent: Hello. What type of service you are expecting from us? 
 customer: I need to travel from IAD to PHX, could you help me? 
 agent: Sure, I am glad to help you with that. Could you send me your journey dates? 
 customer: My travelling dates are Feb 05 to Feb 07. 
 agent: Ok, do you have any other specifications? 
 customer: I need a connecting flight which returns in morning. 
 agent: Do you have any other preferences? 
 customer: No. 
 agent: The United airlines are providing a flight having a connection limit 1 and the ticket fare of 100. Shall I proceed with the ticket confirmation? 
 customer: Ok, please proceed. 
 agent: I have reserve your ticket with the flight number 1003 in an economy class which is depart at 0:00 AM. 
 __ 
 agent: I have already reserved your ticket. Thank you for approaching us. Have a happy journey. 
 customer: Thank you.
Output:
customer: Ok, please proceed.