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 Input: customer: Hello. 
 agent: Hello, how may I be your helping hand today? 
 customer: I am Jerry Smith, I want to book a flight to Denver, CO-DEN to visit Denver Museum of Nature and Science. Can you help me to book a flight on 10/05? 
 agent: Sure, when you want to catch your return flight? 
 customer: I will return on 10/07. 
 agent: May I know your nearest airport code? 
 customer: My source airport is Houston, TX-IAH. 
 agent: Do you need any other essentials? 
 customer: I need a connecting flight. 
 agent: Let me examine the availability of flights, just a moment. 
 customer: My budget for flight ticket is 500. Sure. 
 __ 
 customer: Please proceed with booking. 
 agent: Ok, your ticket has been confirmed and the fare is 100. 
 customer: Thank you for booking my flight ticket. 
 agent: Thank you for availing us.
Example Output: agent: Thank you for waiting, there is a Frontier airways with 1001 number that exactly fits to your details.

Example Input: customer: Hello. I am Mary Scott. 
 __ 
 customer: Owing an emergency, I want to cancel my recent reservation. can you please help me out? 
 agent: Sure, please wait for a moment. 
 customer: Ok, take your time. 
 agent: Sorry, there is no reservation found on your name in our database to cancel. 
 customer: That's ok, thank you for checking. 
 agent: You are welcome.
Example Output: agent: Hello, how may I guide you?

Example Input: customer: Hello, I am Alexander Moore. 
 __ 
 customer: Please help me in changing my existing reservation, as my college exam got postponed. 
 agent: Sure, please wait a moment. 
 customer: Ok. 
 agent: We found a reservation in your name. can you please share your new journey details? 
 customer: Ok, my new journey starts from SEA to IAD. My journey dates are 02/18 and 02/20. 
 agent: Delta airlines with single connection and price is 200 of 1008 flight. Shall I proceed? 
 customer: Ok, proceed. 
 agent: Your ticket has been confirmed. 
 customer: Thank you. 
 agent: Thank you.
Example Output:
agent: Hello, how can I assist you?

