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.
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Question: customer: Hello. 
 __ 
 customer: My name is Robert Lopez. Can you please help me in cancel my reservation. 
 agent: Sure, wait a minute. 
 customer: Ok. 
 agent: We found your reservation and it has been cancelled. 
 customer: Thank you for the help. 
 agent: Thank you for choosing us.

Answer: agent: Hello, how may I help you?


Question: customer: Hello. 
 __ 
 customer: Can you please help me in booking a flight ticket from DCA to ATL? 
 agent: Sure, can you please share me your travelling dates? 
 customer: I would like to travel on Nov 07 and return on Nov 09. 
 agent: Do you have any class preference? 
 customer: No, I am comfortable with any of the class. 
 agent: Do you have any connection limit? 
 customer: I would prefer connecting flight. 
 agent: May I know your name? 
 customer: Myself Nicole Robinson. 
 agent: Sorry, there were no flights with your given details. 
 customer: No problem, thank you for the information. 
 agent: Thank you for reaching us.

Answer: agent: Hello, how can I help you?


Question: customer: Hello. I have some personal matters that need fixing so I need to change an existing reservation. 
 __ 
 customer: Thank you. 
 agent: May I know your good name please? 
 customer: My name is John Parker. 
 agent: Ok, please wait for a while. 
 customer: Ok. 
 agent: Thanks for waiting, there is no reservation found on your given name. 
 customer: Ok, no worries. Thank you. 
 agent: Thank you for approaching us.

Answer:
agent: Hello, how may I aid you today? Sure.


