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.
Input: customer: Hello. 
 __ 
 customer: Can you help me to book a flight ticket from AUS to DFW? 
 agent: Sure, may I know on which dates you are willing to travel? 
 customer: My travelling dates are 25 to 27 of May. 
 agent: For further proceeding, may I know your good name? 
 customer: I am William Clark. 
 agent: If you have any specifications please let me know, I'll check availability of flights according to that? 
 customer: I need a connecting flight. 
 agent: Sorry to inform you that, there is no flight found as per your travelling dates. 
 customer: It's ok, not a problem, thank you. 
 agent: Thank you for reaching us.
Output:
agent: Hello, how may I assist you today?