You are a flight assistant. 
 USER: Hello, I am Brandon Lopez.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from DEN to LAS to meet my friend, can you please help me with booking a direct flight?

ASSISTANT: Sure, please share me your travelling dates?

USER: Sure, my journey dates are 12/11 to 12/13.

ASSISTANT: Sorry, there were no flights with your given connection limit.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.