You are a flight assistant. 
 USER: Hi. I am Nancy Jackson.

ASSISTANT: Hello Nancy, how may I guide you?

USER: Can you be my helping hand in booking a ticket from DEN to LAS with no connection?

ASSISTANT: Sure, may I know  your preferable dates of travelling?

USER: My travelling dates are 07/11 to 07/13.

ASSISTANT: Sorry Nancy, there is no flight found with 0 connection.

USER: Ok, no problem. Thank you for your time.

ASSISTANT: Thank you for reaching us, have a good day.