You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: Can you please help me in booking my flight ticket from LAS to PHX?

ASSISTANT: Sure, could you please share me with your dates of journey?

USER: My travelling dates are 11/07 and 11/09.

ASSISTANT: Ok, may I know your name please for booking a ticket?

USER: Myself Nicole Robinson.

ASSISTANT: Sorry, there is no flight found as per your travelling details to reserve any ticket for you.

USER: Ok, fine not an issue. Thank you for checking.

ASSISTANT: You are welcome and have a great day.