You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Myself Donna Hernandez. I need to travel Austin, can you please book flight ticket from MSP and AUS?

ASSISTANT: Sure, I will help you. Can you please provide me your travel dates?

USER: My travelling dates are 01/26 and 01/28.

ASSISTANT: Ok, please wait. Let me check for the available flights.

USER: Please take your time.

ASSISTANT: Sorry Donna, I have not found any flight available on your preferred dates.

USER: That's not an issue, I will choose any alternate source to travel my destination.

ASSISTANT: Sure, thank you so much for reaching us.