You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Myself Deborah Lee. I am looking for a flight from MSP to LAS, can you please help me in booking a flight ticket?

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

USER: My trip dates are from 04/06 till 04/08.

ASSISTANT: Ok, hold on for a moment.

USER: Ok, take your time.

ASSISTANT: Sorry Lee, there are no flights found on your requested dates.

USER: It's ok, thank you.

ASSISTANT: Welcome. Thank you for reaching us.