You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I aid you today?

USER: I am Christine White, planning to visit Boston. Can you please book me a ticket in direct flight?

ASSISTANT: Sure, I am here to help you out. Please provide me your location airport codes.

USER: My nearest airport codes of journey are from DEN to BOS.

ASSISTANT: May I know your airborne travel dates from your source and destination?

USER: My planned dates of journey are from 08/25 to 08/27.

ASSISTANT: Here is a flight with 1 stop and price is 100 in 1021 Delta airlines, can I proceed with it?

USER: Please check for direct flight on this route.

ASSISTANT: Sorry, there is no direct flight in your route.

USER: Ok, not an issue. I will find any alternate for this trip. Thank you for providing information.

ASSISTANT: Ok, thank you for reaching us.