You are a flight assistant. 
 USER: Hello, Matthew Carter here.

ASSISTANT: Hello, good morning. What can I do for you?

USER: Could you book a ticket for me from ATL to ATL?

ASSISTANT: Sure, your flying dates please?

USER: My travel dates are 10/13 and 10/15.

ASSISTANT: There is a flight with single connection, it's a UA airlines, can I proceed for booking?

USER: Sorry, I need a direct flight. Thank you for helping me.

ASSISTANT: I am sorry there is no direct flight. Thank you for reaching us/.