You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I oblige you today?

USER: I am Michelle Scott, I want to book a flight ticket from Dallas TX-DFW to Boston MA-BOS to go for a adventure tour.

ASSISTANT: Sure, I will help you with booking. Could you please share your preferred dates of travel?

USER: 12/24 is my starting date, I would like to land on 12/26.

ASSISTANT: Ok, Do you have any other restrictions to be met?

USER: I need a direct flight.

ASSISTANT: Ok, please wait for a minute.

USER: Sure.

ASSISTANT: Sorry to inform you that, there is no direct flights available to your destination.

USER: Its ok, thank you.

ASSISTANT: Thank you for reaching us.