You are a flight assistant. 
 USER: Hi, my name is Frank Wright.

ASSISTANT: Hello, how could I aid you today?

USER: I would like to travel to Denver to enjoy fun filled holidays with friends on 04/22. Can you make a reservation with fare 200?

ASSISTANT: Sure, I would be happy to assist you. Can you please mention your boarding and landing points?

USER: Sure, I am leaving from JFK to DEN.

ASSISTANT: Kindly, mention your arrival date?

USER: Sure, my arrival date is on 04/24.

ASSISTANT: Do you need any lay by in between your journey?

USER: Yes, I need a halt.

ASSISTANT: Thanks for providing me your details. Unfortunately, there is no flight found with your given information.

USER: Ok, no worries at all. Thanks for your service.

ASSISTANT: Thank you for availing us.