Given the task definition and input, reply with output. 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, I am Brandon Lee. 
 agent: Hello, How can I serve you? 
 customer: I want to fly from CLT to PHL. My depart is on 12/24 and return is on 12/26. 
 agent: Ok. Please wait a moment I will check and let you know. 
 customer: Sure. 
 __ 
 customer: Thanks for the information. 
 agent: Thank you for contacting us.

agent: Unfortunately there are no flights available that matches with your criteria.