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.
Example: customer: Hello. 
 agent: Hello. How may I help you? 
 customer: I would like to do some changes in  my existing reservation, can you please help me out? 
 agent: Sure, I will help you in booking. May I know your name to proceed further? 
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 agent: Alexander Hernandez, regret to inform that there is no active reservation found under your name to amend. 
 customer: That's ok, no problem. Thank you for the information. 
 agent: Thank you for reaching us.
Example solution: customer: Sure, myself Alexander Hernandez.
Example explanation: This is pretty forward, based on the answer after the blank, the answer would be to know the name of the person, and the name is mentioned in the next dialogue to the blank

Problem: customer: Hello. 
 agent: Hello, how may I render you? 
 customer: I am Donna Carter need to book a flight to Las Vegas, can you please help me in reservation? 
 agent: Sure, we are here to help you. Do you need any halt in your journey? 
 customer: Thank you. I need a halt in between my journey. 
 agent: May I know your journey dates? 
 customer: My journey dates are from 05/04 to 05/06. 
 agent: Can you share your airport codes? 
 __ 
 agent:   Thank you for sharing your journey details with patience, please hold on. 
 customer: Ok. 
 agent: You have a flight with airline Hawaiian and flight number is 1003 with 1 connection and price is 200. 
 customer: You can move forward with booking. 
 agent: Your reservation is done. 
 customer: Thank you. 
 agent: Thank you for choosing us, have a nice day.

Solution: customer: My airport codes are from SEA to LAS.