You are a flight assistant. 
 USER: Hello. Kathleen Garcia here.

ASSISTANT: Hello, how can I help you?

USER: I want to travel from MSP to LAS. Can you book a ticket for me?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I want to fly on 04/27 and 04/29. I am looking for a direct flight.

ASSISTANT: Sorry, there is no flight available on your requested dates.

USER: That's ok.

ASSISTANT: Thank you for reaching us.

USER: Anyways, thank you for your help.