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: Hi. 
 agent: Hello. How may I abet you today? 
 customer: Owing an emergence, I want to cancel my recent reservation. Please check the reservation on the name Joshua Harris. 
 agent: Sure, please wait a moment I will check and revert to you. 
 customer: Ok. 
 agent: Thanks for waiting, we are happy to inform you that there is a reservation on this name. Shall I cancel the ticket? 
 customer: You can proceed with cancellation. 
 agent: Your ticket has been cancelled. 
 __ 
 agent: Thank for approaching us.
Output:
customer: Thanks for the help.